diff --git a/.gitea/workflows/demo.yaml b/.gitea/workflows/demo.yaml
index 9402dde..2e4ab92 100644
--- a/.gitea/workflows/demo.yaml
+++ b/.gitea/workflows/demo.yaml
@@ -7,14 +7,22 @@ jobs:
     runs-on: node-21
     steps:
       - run: echo "🎉 The job was automatically triggered by a ${{ gitea.event_name }} event."
+      
       - run: echo "🐧 This job is now running on a ${{ runner.os }} server hosted by Gitea!"
+
       - run: echo "🔎 The name of your branch is ${{ gitea.ref }} and your repository is ${{ gitea.repository }}."
+
       - name: Check out repository code
-        uses: actions/checkout@v3
+        uses: http://shenjack.top:5100/mirror/checkout@v4
+
       - run: echo "💡 The ${{ gitea.repository }} repository has been cloned to the runner."
+
       - run: echo "🖥️ The workflow is now ready to test your code on the runner."
+
       - name: List files in the repository
         run: |
           ls ${{ gitea.workspace }}
+
       - run: echo "🍏 This job's status is ${{ job.status }}."
+
       - run: python3 test.py
\ No newline at end of file