$ git clone -n https://src.fedoraproject.org/rpms/cantor.git /var/lib/mock/f41-build-815122-149418/root/chroot_tmpdir/scmroot/cantor
Cloning into '/var/lib/mock/f41-build-815122-149418/root/chroot_tmpdir/scmroot/cantor'...
$ git fetch origin 05c4d01390d0a718de6b4ed7615742ccdfaf69fa:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/cantor
 * [new ref]         05c4d01390d0a718de6b4ed7615742ccdfaf69fa -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 05c4d01 24.05.2