$ git clone -n https://src.fedoraproject.org/rpms/maven-plugin-testing.git /var/lib/mock/f39-build-1567987-37601/root/chroot_tmpdir/scmroot/maven-plugin-testing
Cloning into '/var/lib/mock/f39-build-1567987-37601/root/chroot_tmpdir/scmroot/maven-plugin-testing'...
$ git fetch origin c87b2c444c99b0a388c2382fbe24655a6c46c7ef:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/maven-plugin-testing
 * [new ref]         c87b2c444c99b0a388c2382fbe24655a6c46c7ef -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at c87b2c4 Rebuilt for https://fedoraproject.org/wiki/Fedora_39_Mass_Rebuild