diff --git a/.gitea/workflows/build.yml b/.gitea/workflows/build.yml
index 28f556e..49ff5a6 100644
--- a/.gitea/workflows/build.yml
+++ b/.gitea/workflows/build.yml
@@ -14,7 +14,13 @@ jobs:
     runs-on: ubuntu-latest
     steps:
       - name: Checkout code
-        uses: actions/checkout@v4
+        run: |
+          set -euo pipefail
+          GITEA_URL="${GITHUB_SERVER_URL:-http://192.168.31.213:10880}"
+          git init -q .
+          git remote add origin "$GITEA_URL/$GITHUB_REPOSITORY.git"
+          git fetch -q --depth 1 origin "$GITHUB_SHA"
+          git checkout -q "$GITHUB_SHA"
 
       - name: Login Harbor
         run: |
@@ -46,7 +52,13 @@ jobs:
     runs-on: ubuntu-latest
     steps:
       - name: Checkout deploy config
-        uses: actions/checkout@v4
+        run: |
+          set -euo pipefail
+          GITEA_URL="${GITHUB_SERVER_URL:-http://192.168.31.213:10880}"
+          git init -q .
+          git remote add origin "$GITEA_URL/$GITHUB_REPOSITORY.git"
+          git fetch -q --depth 1 origin "$GITHUB_SHA"
+          git checkout -q "$GITHUB_SHA"
 
       - name: Deploy WordCloud
         run: |