$ git clone -n https://src.fedoraproject.org/rpms/kamoso.git /var/lib/mock/f45-build-14568-461/root/chroot_tmpdir/scmroot/kamoso
Cloning into '/var/lib/mock/f45-build-14568-461/root/chroot_tmpdir/scmroot/kamoso'...
$ git fetch origin b69d52d11b05abce6545b80c936cf06a3583ea05:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/kamoso
 * [new ref]         b69d52d11b05abce6545b80c936cf06a3583ea05 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at b69d52d 26.08.1