$ git clone -n https://src.fedoraproject.org/rpms/clipman.git /var/lib/mock/f40-build-2721335-73078/root/chroot_tmpdir/scmroot/clipman
Cloning into '/var/lib/mock/f40-build-2721335-73078/root/chroot_tmpdir/scmroot/clipman'...
$ git fetch origin 6e982fa78a2e401ec7b9d6f55ff84faf567f8059:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/clipman
 * [new ref]         6e982fa78a2e401ec7b9d6f55ff84faf567f8059 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 6e982fa New version