diff --git a/.github/workflows/build-pr.yml b/.github/workflows/build-pr.yml
index 1ebb7886a..d12b3c4d1 100644
--- a/.github/workflows/build-pr.yml
+++ b/.github/workflows/build-pr.yml
@@ -25,6 +25,7 @@ jobs:
         uses: actions/checkout@v4
         with:
           ref: refs/pull/${{ github.event.inputs.pr_number }}/merge
+          fetch-depth: 0
 
       - name: Setup Python 3
         uses: actions/setup-python@v5