ci: force GH to pull the latest branch state

Author: bevzzz

.github/workflows/test.yaml

@@ -11,6 +11,8 @@ jobs:
     runs-on: ubuntu-latest
     steps:
     - uses: actions/checkout@v4
+      with:
+        ref: ${{ github.sha }}
     - name: Login to Docker Hub
       if: ${{ !github.event.pull_request.head.repo.fork }}
       uses: docker/login-action@v2