diff --git a/.github/workflows/generate.yml b/.github/workflows/generate.yml
index c66c4939..29f81706 100644
--- a/.github/workflows/generate.yml
+++ b/.github/workflows/generate.yml
@@ -14,7 +14,7 @@ jobs:
       - name: Checkout repository
         uses: actions/checkout@v4
         with:
-          ref: ${{ github.head_ref }}
+          fetch-depth: 0
       - uses: actions/setup-go@v5
         with:
           go-version-file: go.mod