diff --git a/.gitea/workflows/demo.yaml b/.gitea/workflows/demo.yaml
index 79f89e9..8b50d12 100644
--- a/.gitea/workflows/demo.yaml
+++ b/.gitea/workflows/demo.yaml
@@ -7,7 +7,7 @@ jobs:
     runs-on: ubuntu
     steps:
       - name: Check out repository code
-        uses: flt/checkout-fork@v4
+        uses: https://gitee.com/mirror-actions/checkout@v4
       - run: cd ${{ gitea.workspace }}
       - run: npx refs-cli
       - name: copy exports to www