Dirty fix version of artifact for re-implement 1.16.5 support

packages/app-lib/src/util/fetch.rs

@@ -90,7 +90,7 @@ where
 #[allow(clippy::too_many_arguments)]
 pub async fn fetch_advanced(
     method: Method,
-    url: &str,
+    mut url: &str,
     sha1: Option<&str>,
     json_body: Option<serde_json::Value>,
     header: Option<(&str, &str)>,
@@ -100,6 +100,7 @@ pub async fn fetch_advanced(
 ) -> crate::Result<Bytes> {
     let io_semaphore = semaphore.0.read().await;
     let _permit = io_semaphore.acquire().await?;
+    const FALLBACK_METADATA_URL: &str = "https://meta.modrinth.com";
 
     for attempt in 1..=(FETCH_ATTEMPTS + 1) {
         let mut req = REQWEST_CLIENT.request(method.clone(), url);
@@ -175,7 +176,10 @@ pub async fn fetch_advanced(
                     return Err(err.into());
                 }
             }
-            Err(_) if attempt <= 3 => continue,
+            Err(_) if attempt <= 3 => {
+                url = FALLBACK_METADATA_URL;
+                continue;
+            }
             Err(err) => {
                 return Err(err.into());
             }