$ git clone -n https://src.fedoraproject.org/rpms/sigul.git /var/lib/mock/f42-build-3487059-45834/root/chroot_tmpdir/scmroot/sigul
Cloning into '/var/lib/mock/f42-build-3487059-45834/root/chroot_tmpdir/scmroot/sigul'...
$ git fetch origin ba03673a4ef2e3a8b79b3931e31e812ee88a6767:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/sigul
 * [new ref]         ba03673a4ef2e3a8b79b3931e31e812ee88a6767 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at ba03673 Add sysusers.d config file to allow rpm to create users/groups automatically