diff --git a/.gitea/workflows/build-and-deploy.yml b/.gitea/workflows/build-and-deploy.yml
index fe4a703..d897e05 100644
--- a/.gitea/workflows/build-and-deploy.yml
+++ b/.gitea/workflows/build-and-deploy.yml
@@ -9,7 +9,10 @@ jobs:
   build-push-deploy:
     runs-on: haskelseed
     steps:
-      - uses: actions/checkout@v3
+      - name: checkout
+        run: |
+          git clone --depth 1 http://92.205.130.254:32166/coulomb/ihp-railiance-probe.git .
+          git checkout ${{ gitea.sha }}
 
       - name: nix build docker image
         run: nix build .#docker --log-format raw