$ git clone -n https://src.fedoraproject.org/rpms/mysql-connector-java.git /var/lib/mock/f39-build-1718027-41229/root/chroot_tmpdir/scmroot/mysql-connector-java
Cloning into '/var/lib/mock/f39-build-1718027-41229/root/chroot_tmpdir/scmroot/mysql-connector-java'...
$ git fetch origin 3ca4932429f4e707e28ccbe99851dd27d0364a40:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/mysql-connector-java
 * [new ref]         3ca4932429f4e707e28ccbe99851dd27d0364a40 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 3ca4932 Rebuilt for https://fedoraproject.org/wiki/Fedora_39_Mass_Rebuild