Do not fetch tags

Author: sebastianbergmann

.github/workflows/ci.yml

@@ -18,7 +18,18 @@ jobs:
 
     steps:
       - name: Checkout
-        uses: actions/checkout@v4
+        uses: actions/checkout@v5
+        with:
+          fetch-depth: 1
+          ref: ${{ github.event.pull_request.head.sha || github.sha }}
+
+      - name: Use local branch
+        shell: bash
+        run: |
+          BRANCH=$([ "${{ github.event_name }}" == "pull_request" ] && echo "${{ github.head_ref }}" || echo "${{ github.ref_name }}")
+          git branch -D $BRANCH 2>/dev/null || true
+          git branch $BRANCH HEAD
+          git checkout $BRANCH
 
       - name: Install PHP
         uses: shivammathur/setup-php@v2
@@ -38,7 +49,18 @@ jobs:
 
     steps:
       - name: Checkout
-        uses: actions/checkout@v4
+        uses: actions/checkout@v5
+        with:
+          fetch-depth: 1
+          ref: ${{ github.event.pull_request.head.sha || github.sha }}
+
+      - name: Use local branch
+        shell: bash
+        run: |
+          BRANCH=$([ "${{ github.event_name }}" == "pull_request" ] && echo "${{ github.head_ref }}" || echo "${{ github.ref_name }}")
+          git branch -D $BRANCH 2>/dev/null || true
+          git branch $BRANCH HEAD
+          git checkout $BRANCH
 
       - name: Install PHP
         uses: shivammathur/setup-php@v2
@@ -87,7 +109,18 @@ jobs:
         run: git config --global core.autocrlf false
 
       - name: Checkout
-        uses: actions/checkout@v4
+        uses: actions/checkout@v5
+        with:
+          fetch-depth: 1
+          ref: ${{ github.event.pull_request.head.sha || github.sha }}
+
+      - name: Use local branch
+        shell: bash
+        run: |
+          BRANCH=$([ "${{ github.event_name }}" == "pull_request" ] && echo "${{ github.head_ref }}" || echo "${{ github.ref_name }}")
+          git branch -D $BRANCH 2>/dev/null || true
+          git branch $BRANCH HEAD
+          git checkout $BRANCH
 
       - name: Install PHP with extensions
         uses: shivammathur/setup-php@v2