Merge pull request #10856 from Homebrew/fix-update-manpage

workflows/update-manpage: fix issue

.github/workflows/update-manpage.yml

@@ -10,6 +10,7 @@ on:
       - Library/Homebrew/completions/**
       - Library/Homebrew/manpages/**
       - Library/Homebrew/cli/parser.rb
+      - Library/Homebrew/completions.rb
       - Library/Homebrew/env_config.rb
     branches:
       - master
@@ -40,7 +41,7 @@ jobs:
 
           if git ls-remote --exit-code --heads origin "$BRANCH"; then
             git checkout "$BRANCH"
-            git reset origin/master
+            git reset --hard origin/master
           else
             git checkout -B "$BRANCH" origin/master
             BRANCH_EXISTS="1"
@@ -72,6 +73,7 @@ jobs:
           token: ${{ secrets.HOMEBREW_GITHUB_API_TOKEN }}
           branch: ${{ steps.update.outputs.branch }}
           force: true
+          origin_branch: "master"
 
       - name: Open a pull request
         if: steps.update.outputs.pull_request == 'true'