diff --git a/.gitea/workflows/build-image.yml b/.gitea/workflows/build-image.yml
index 67a1ff3..33a87aa 100644
--- a/.gitea/workflows/build-image.yml
+++ b/.gitea/workflows/build-image.yml
@@ -14,11 +14,12 @@ jobs:
   build:
     runs-on: cth-ubuntu-latest
     steps:
-      - name: Check out repository
-        uses: https://github.com/actions/checkout@v4
-
       - name: Fetch lfs
         run: |
+          git init
+          git remote add origin gitea@example.com:org/repo.git
+          git fetch --depth 1 origin ${{ gitea.ref }}
+          git checkout FETCH_HEAD
           git lfs pull
 
       - name: update packages