Update clean.yml

.github/workflows/clean.yml

@@ -169,6 +169,8 @@ jobs:
     steps:
       - name: Checkout
         uses: actions/checkout@v2
+        with:
+          fetch-depth: 0
       - name: Install Dependencies
         run: npm install
       - name: Remove Broken Links
@@ -176,7 +178,6 @@ jobs:
       - name: Create Pull Request
         uses: peter-evans/create-pull-request@v3
         with:
-          branch: bot/remove-broken-links
           title: '[Bot] Remove broken links'
           body: |
             This pull request is created automatically.