$ git clone -n https://src.fedoraproject.org/rpms/kmouth.git /var/lib/mock/f40-build-2433360-60699/root/chroot_tmpdir/scmroot/kmouth
Cloning into '/var/lib/mock/f40-build-2433360-60699/root/chroot_tmpdir/scmroot/kmouth'...
$ git fetch origin a5151c94c9d6aaf04c0ff97eed5c1290f3620cb5:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/kmouth
 * [new ref]         a5151c94c9d6aaf04c0ff97eed5c1290f3620cb5 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at a5151c9 24.01.95