$ git clone -n https://src.fedoraproject.org/rpms/sasutils.git /var/lib/mock/f40-build-2041109-48409/root/chroot_tmpdir/scmroot/sasutils
Cloning into '/var/lib/mock/f40-build-2041109-48409/root/chroot_tmpdir/scmroot/sasutils'...
$ git fetch origin c7434821ac3a8895442fe7e32e33be69e81bf41a:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/sasutils
 * [new ref]         c7434821ac3a8895442fe7e32e33be69e81bf41a -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at c743482 update to 0.5.0