$ git clone -n https://src.fedoraproject.org/rpms/kbackup.git /var/lib/mock/f39-build-1566382-37588/root/chroot_tmpdir/scmroot/kbackup
Cloning into '/var/lib/mock/f39-build-1566382-37588/root/chroot_tmpdir/scmroot/kbackup'...
$ git fetch origin e40807c681d8957987a56415fe8716be3ab68285:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/kbackup
 * [new ref]         e40807c681d8957987a56415fe8716be3ab68285 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at e40807c 23.08.2