diff --git a/.github/workflows/pull_request_check.yml b/.github/workflows/pull_request_check.yml
index 84971267..22358168 100644
--- a/.github/workflows/pull_request_check.yml
+++ b/.github/workflows/pull_request_check.yml
@@ -12,9 +12,6 @@ jobs:
     runs-on: ubuntu-latest
     steps:
       - uses: actions/checkout@v3
-        with:
-          ref: ${{ github.head_ref }}
-          fetch-depth: 0
 
       - uses: actions/setup-node@v3
         with: