$ git clone -n https://src.fedoraproject.org/rpms/guitone.git /var/lib/mock/f41-build-side-1-3000798-36379/root/chroot_tmpdir/scmroot/guitone
Cloning into '/var/lib/mock/f41-build-side-1-3000798-36379/root/chroot_tmpdir/scmroot/guitone'...
$ git fetch origin 77c54947c106a4bb545ee8fdacc1699030048532:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/guitone
 * [new ref]         77c54947c106a4bb545ee8fdacc1699030048532 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 77c5494 convert GPLv3+ license to SPDX