diff --git a/.github/scripts/sentry.sh b/.github/scripts/sentry.sh
old mode 100644
new mode 100755
diff --git a/.github/scripts/variables.sh b/.github/scripts/variables.sh
old mode 100644
new mode 100755
index 329f481aa5..551e8be517
--- a/.github/scripts/variables.sh
+++ b/.github/scripts/variables.sh
@@ -1,11 +1,76 @@
-if [ "$BRAND" == "payex" ]; then
-    echo ::set-env name=BRAND_URL::https://payexdesignguide.z16.web.core.windows.net
-    echo ::set-env name=BRAND_BUILD_SCRIPT::build:prod:payex
-    echo ::set-output name=BRAND_BUILD_SCRIPT::build:prod:payex
-elif [ "$BRAND" == "swedbankpay" ]; then
-    echo ::set-env name=BRAND_URL::https://swedbankpaydesignguide.z16.web.core.windows.net
-    echo ::set-env name=BRAND_BUILD_SCRIPT::build:prod
-    echo ::set-output name=BRAND_BUILD_SCRIPT::build:prod
-else
-    echo "Unknown brand!"
-fi
\ No newline at end of file
+#!/bin/bash
+set -o errexit # Abort if any command fails
+me=$(basename "$0")
+
+help_message="\
+Generates variables based on the provided brand and ref arguments.
+Usage:
+    $me --brand <brand> [--ref <ref>]
+    $me --help
+Arguments:
+    -h, --help              Displays this help screen.
+    -b, --brand <brand>     The name of the brand to generate variables for.
+    -r, --ref <ref>         The Git ref being built."
+
+initialize() {
+    while : ; do
+        if [[ $1 = "-h" || $1 = "--help" ]]; then
+            echo "$help_message"
+            return 0
+        elif [[ ( $1 = "-b" || $1 = "--brand" ) && -n $2 ]]; then
+            brand=$2
+            shift 2
+        elif [[ ( $1 = "-r" || $1 = "--ref" ) && -n $2 ]]; then
+            ref=$2
+            shift 2
+        else
+            break
+        fi
+    done
+
+    if [[ -z "$brand" ]]; then
+        echo "No brand specified." >&2
+        echo "$help_message"
+        return 1
+    fi
+}
+
+generate_variables() {
+    if [[ "$ref" == refs/tags/* ]]; then
+        version="${ref#refs/tags/}"
+        echo "::set-output name=VERSION::$version"
+    elif [[ "$ref" == refs/heads/release/* ]]; then
+        version="${ref#refs/heads/release/}"
+        echo "::set-output name=VERSION::$version"
+    elif [[ "$ref" == refs/heads/* ]]; then
+        branch="${ref#refs/heads/}"
+        echo "::set-output name=BRANCH::$branch"
+    fi
+
+    echo "Ref:      $ref"
+    echo "Branch:   $branch"
+    echo "Version:  $version"
+    echo "Brand:    $brand"
+
+    if [ "$brand" == "payex" ]; then
+        echo ::set-output name=BRAND_NAME::PayEx
+        echo ::set-output name=BRAND_URL::https://payexdesignguide.z6.web.core.windows.net
+        echo ::set-output name=AZURE_ACCOUNT::payexdesignguide
+        echo ::set-output name=BUILD_SCRIPT::build:prod:payex
+    elif [ "$brand" == "swedbankpay" ]; then
+        echo ::set-output name=BRAND_NAME::SwedbankPay
+        echo ::set-output name=BRAND_URL::https://swedbankpaydesignguide.z6.web.core.windows.net
+        echo ::set-output name=AZURE_ACCOUNT::swedbankpaydesignguide
+        echo ::set-output name=BUILD_SCRIPT::build:prod
+    else
+        echo "Unknown brand '$brand'!"
+        return 1
+    fi
+}
+
+main() {
+    initialize "$@"
+    generate_variables
+}
+
+main "$@"
\ No newline at end of file
diff --git a/.github/workflows/main.yml b/.github/workflows/main.yml
index cc12cc6240..24e95dbded 100644
--- a/.github/workflows/main.yml
+++ b/.github/workflows/main.yml
@@ -15,25 +15,10 @@ jobs:
     steps:
       - uses: actions/checkout@v2
 
-      - name: Fetch all history for all tags and branches
-        run: git fetch --prune --unshallow
-
       # Set brand specific variables
       - name: Environment variables
-        run: |
-          chmod +x ./.github/scripts/variables.sh
-          ./.github/scripts/variables.sh
-        env:
-          BRAND: ${{ matrix.brand }}
-
-      - name: Install GitVersion
-        uses: gittools/actions/gitversion/setup@v0.6.1
-        with:
-          versionSpec: '5.1.x'
-
-      - name: Use GitVersion
-        id: gitversion
-        uses: gittools/actions/gitversion/execute@v0.6.1
+        id: variables
+        run: ./.github/scripts/variables.sh --brand ${{ matrix.brand }} --ref ${{ github.ref }}
 
       - name: Set Node.js 12.x
         uses: actions/setup-node@master
@@ -52,7 +37,7 @@ jobs:
         run: npm ci
 
       - name: Build
-        run: npm run $BRAND_BUILD_SCRIPT -- --env.baseUrl="$BRAND_URL" --env.basename=${{ steps.gitversion.outputs.branchName }} --env.semver=${{ steps.gitversion.outputs.semVer }} --env.info_version=${{ steps.gitversion.outputs.informationalVersion }} --env.github_actions=true
+        run: npm run ${{ steps.variables.outputs.BUILD_SCRIPT }} -- --env.baseUrl="${{ steps.variables.outputs.BRAND_URL }}" --env.basename=${{ steps.variables.outputs.BRANCH }} --env.semver=${{ steps.variables.outputs.BRANCH }} --env.info_version=${{ steps.variables.outputs.VERSION }} --env.github_actions=true
 
       - name: Azure Login
         uses: azure/login@v1
@@ -63,4 +48,4 @@ jobs:
         uses: azure/CLI@v1
         with:
           inlineScript: |
-            az storage blob upload-batch -s dist -d \$web --account-name ${{ matrix.brand }}designguide
\ No newline at end of file
+            az storage blob upload-batch -s dist -d \$web --account-name ${{ steps.variables.outputs.AZURE_ACCOUNT }}
\ No newline at end of file
diff --git a/.github/workflows/pull-request.yml b/.github/workflows/pull-request.yml
index 2c626ae748..d47f9c844c 100644
--- a/.github/workflows/pull-request.yml
+++ b/.github/workflows/pull-request.yml
@@ -14,13 +14,7 @@ jobs:
       # Set brand specific variables
       - name: Environment variables
         id: variables
-        # "git config core.filemode false" is set to disregard local rwx changes in git [THN]
-        run: |
-          git config core.filemode false
-          chmod +x ./.github/scripts/variables.sh
-          ./.github/scripts/variables.sh
-        env:
-          BRAND: ${{ matrix.brand }}
+        run: ./.github/scripts/variables.sh --brand ${{ matrix.brand }} --ref ${{ github.ref }}
 
       - name: Set Node.js 12.x
         uses: actions/setup-node@master
@@ -39,6 +33,6 @@ jobs:
         with:
           repo-token: "${{ secrets.GITHUB_TOKEN }}"
           # basename=PullRequest is added to avoid BundleAnalyzer from holding up the agent [THN]
-          build-script: "${{ steps.variables.outputs.BRAND_BUILD_SCRIPT }} -- --env.basename=PullRequest"
+          build-script: "${{ steps.variables.outputs.BUILD_SCRIPT }} -- --env.basename=PullRequest"
           exclude: "{**/*.map,**/node_modules/**,**/*chunk*.*}"
           pattern: "{dist/**/*.js,dist/**/*.css}"
\ No newline at end of file
diff --git a/.github/workflows/tag.yml b/.github/workflows/tag.yml
index 8ded2fe2c4..dac86346ad 100644
--- a/.github/workflows/tag.yml
+++ b/.github/workflows/tag.yml
@@ -14,34 +14,17 @@ jobs:
     steps:
       - uses: actions/checkout@v2
 
-      - name: Fetch all history for all tags and branches
-        run: git fetch --prune --unshallow
-
       # Set brand specific variables
       - name: Environment variables
-        run: |
-          chmod +x ./.github/scripts/variables.sh
-          ./.github/scripts/variables.sh
-        env:
-          BRAND: ${{ matrix.brand }}
+        id: variables
+        run: ./.github/scripts/variables.sh --brand ${{ matrix.brand }} --ref ${{ github.ref }}
 
       # Add sentry token
       - name: Sentry token
-        run: |
-          chmod +x ./.github/scripts/sentry.sh
-          ./.github/scripts/sentry.sh
+        run: ./.github/scripts/sentry.sh
         env:
           TOKEN: ${{ secrets.SENTRY_TOKEN }}
 
-      - name: Install GitVersion
-        uses: gittools/actions/gitversion/setup@v0.6.1
-        with:
-          versionSpec: '5.1.x'
-
-      - name: Use GitVersion
-        id: gitversion # step id used as reference for output values
-        uses: gittools/actions/gitversion/execute@v0.6.1
-
       - name: Set Node.js 12.x
         uses: actions/setup-node@master
         with:
@@ -59,7 +42,7 @@ jobs:
         run: npm ci
 
       - name: Build
-        run: npm run $BRAND_BUILD_SCRIPT -- --env.release=true --env.baseUrl="$BRAND_URL" --env.basename="v/${{ steps.gitversion.outputs.majorMinorPatch }}" --env.semver=${{ steps.gitversion.outputs.semVer }} --env.info_version=${{ steps.gitversion.outputs.informationalVersion }} --env.github_actions=true
+        run: npm run ${{ steps.variables.outputs.BUILD_SCRIPT }} -- --env.release=true --env.baseUrl="${{ steps.variables.outputs.BRAND_URL }}" --env.basename="v/${{ steps.variables.outputs.VERSION }}" --env.semver=${{ steps.variables.outputs.VERSION }} --env.info_version=${{ steps.variables.outputs.VERSION }} --env.github_actions=true
 
       - name: Azure Login
         uses: azure/login@v1
@@ -70,4 +53,4 @@ jobs:
         uses: azure/CLI@v1
         with:
           inlineScript: |
-            az storage blob upload-batch -s dist -d \$web --account-name ${{ matrix.brand }}designguide
\ No newline at end of file
+            az storage blob upload-batch -s dist -d \$web --account-name ${{ steps.variables.outputs.AZURE_ACCOUNT }}
\ No newline at end of file