$ git clone -n https://src.fedoraproject.org/rpms/minetestmapper.git /var/lib/mock/f39-build-1466177-33650/root/chroot_tmpdir/scmroot/minetestmapper
Cloning into '/var/lib/mock/f39-build-1466177-33650/root/chroot_tmpdir/scmroot/minetestmapper'...
$ git fetch origin 809eb44ff14d9969ea769560bb427cde5d31ab99:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/minetestmapper
 * [new ref]         809eb44ff14d9969ea769560bb427cde5d31ab99 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 809eb44 Rebuilt for https://fedoraproject.org/wiki/Fedora_39_Mass_Rebuild