$ git clone -n https://src.fedoraproject.org/rpms/maven-enforcer.git /var/lib/mock/f40-build-2485743-61643/root/chroot_tmpdir/scmroot/maven-enforcer
Cloning into '/var/lib/mock/f40-build-2485743-61643/root/chroot_tmpdir/scmroot/maven-enforcer'...
$ git fetch origin d20fe09dc844863f0f2f9281618b226a08d0ade5:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/maven-enforcer
 * [new ref]         d20fe09dc844863f0f2f9281618b226a08d0ade5 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at d20fe09 bump of release for for java-21-openjdk as system jdk