diff --git a/.gitea/workflows/deploy.yml b/.gitea/workflows/deploy.yml
index 7ab5ad4..6b0aab7 100644
--- a/.gitea/workflows/deploy.yml
+++ b/.gitea/workflows/deploy.yml
@@ -17,7 +17,10 @@ jobs:
     runs-on: ubuntu-latest
     steps:
       - name: Checkout
-        uses: actions/checkout@v4
+        run: |
+          set -eu
+          git clone "$GITHUB_SERVER_URL/$GITHUB_REPOSITORY.git" .
+          git checkout "$GITHUB_SHA"
 
       - name: Show context
         run: |