diff --git a/.github/workflows/ci_build.yml b/.github/workflows/ci_build.yml
index 1ab4f39f0f..b17e777d79 100644
--- a/.github/workflows/ci_build.yml
+++ b/.github/workflows/ci_build.yml
@@ -40,8 +40,8 @@ jobs:
           # Call each git command individually, preventing unnecessary checkouts
           git init .
           git config core.symlinks true
-          git remote add origin https://github.com/$GITHUB_REPOSITORY.git
-          git pull origin $GITHUB_REF:PR_BRANCH --depth=1
+          git remote add origin ${{ github.event.pull_request.head.repo.clone_url }}
+          git pull origin ${{github.event.pull_request.head.ref}} --depth=1
           git submodule update --jobs=$JOB_SLOTS --init --depth=1
         
       - name: Dependencies