$ git clone -n https://src.fedoraproject.org/rpms/libkmahjongg.git /var/lib/mock/f41-build-846428-163095/root/chroot_tmpdir/scmroot/libkmahjongg
Cloning into '/var/lib/mock/f41-build-846428-163095/root/chroot_tmpdir/scmroot/libkmahjongg'...
$ git fetch origin b1c40775e4312379445b00a10a887403ca1028f8:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/libkmahjongg
 * [new ref]         b1c40775e4312379445b00a10a887403ca1028f8 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at b1c4077 24.08.0