diff --git a/.github/workflows/pr.yaml b/.github/workflows/pr.yaml
index a6c2c78167..008d441210 100644
--- a/.github/workflows/pr.yaml
+++ b/.github/workflows/pr.yaml
@@ -52,6 +52,9 @@ jobs:
     steps:
       - name: Checkout
         uses: actions/checkout@v4
+        with:
+          ref: ${{ github.event.pull_request.head.ref }}
+          fetch-depth: 0
 
       - name: setup
         uses: ./.github/actions/setup