$ git clone -n https://src.fedoraproject.org/rpms/libretro-mgba.git /var/lib/mock/f40-build-2008264-45357/root/chroot_tmpdir/scmroot/libretro-mgba
Cloning into '/var/lib/mock/f40-build-2008264-45357/root/chroot_tmpdir/scmroot/libretro-mgba'...
$ git fetch origin 83cd7254148435d874649d81d98c821a07561717:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/libretro-mgba
 * [new ref]         83cd7254148435d874649d81d98c821a07561717 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 83cd725 chore: Update to latest git snapshot