CLDR-16393 unbreak maven tag

- cache .git and checkout cldr-archive when tagging for maven

.github/workflows/maven-release.yml

@@ -7,9 +7,20 @@ jobs:
   mvn-deploy:
     runs-on: ubuntu-latest
     steps:
+      # since we have to checkout all branches, cache here
+      - name: Cache .git
+        uses: actions/cache@v3
+        with:
+          path: .git
+          key: git-${{ github.base_ref }}-${{ github.sha }}
+          restore-keys: |
+            git-${{ github.base_ref }}-${{ github.sha }}
+            git-${{ github.base_ref }}
+            git-
       - uses: actions/checkout@v4
         with:
           lfs: false
+          fetch-depth: 0 # for cldr-archive
       - name: Set up JDK
         uses: actions/setup-java@v4
         with:
@@ -28,6 +39,9 @@ jobs:
           -DskipTests=true
         env:
           GITHUB_TOKEN: ${{ secrets.GITHUB_TOKEN }}
+      - name: Checkout CLDR archive
+        run: >
+          mkdir -v ../cldr-archive && java -jar tools/cldr-code/target/cldr-code.jar checkout-archive
       - name: set version to generic number
         run: |
           mvn -s .github/workflows/mvn-settings.xml --file tools/pom.xml versions:set -DnewVersion=0.0.0-SNAPSHOT-$(echo ${GITHUB_SHA} | cut -c1-10)