exit 1;
          fi
        env:
          TAR_BALL: apache-maven/target/apache-maven-bin.tar.gz

      - name: Clean with Maven
        run: mvn clean

      - name: Build again with Maven SNAPSHOT
        shell: bash
        run: |
          set +e
          export PATH=${{ env.TEMP_MAVEN_BIN_DIR }}:$PATH

 properties file could be used the specify $ so it can be interpolated in
 <developerConnection/> but you couldn't use a properties file to specify the
 version of your project say. Anyway, food for thought to begin with.

 - elements that are critical for pom dissemination
 - those that are used locally by the user like <developerConnection/>

* User configuration