Fetch full depth.

Author: KLMatlock

.github/workflows/dependabot-push.yml

@@ -13,9 +13,7 @@ jobs:
     steps:
       - uses: actions/checkout@v2
         with:
-          fetch-depth: 1
-      - name: Fetch the main branch
-        run: git fetch origin main --depth=1
+          fetch-depth: 0
       - uses: actions/setup-python@v5
         with:
           python-version: "3.13"