$ git clone -n https://src.fedoraproject.org/rpms/knavalbattle.git /var/lib/mock/f42-build-863974-172034/root/chroot_tmpdir/scmroot/knavalbattle
Cloning into '/var/lib/mock/f42-build-863974-172034/root/chroot_tmpdir/scmroot/knavalbattle'...
$ git fetch origin a066613c05cc0c289d895ded58131644e2080a67:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/knavalbattle
 * [new ref]         a066613c05cc0c289d895ded58131644e2080a67 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at a066613 24.12.0