$ git clone -n https://src.fedoraproject.org/rpms/cinfo.git /var/lib/mock/f40-build-805102-144692/root/chroot_tmpdir/scmroot/cinfo
Cloning into '/var/lib/mock/f40-build-805102-144692/root/chroot_tmpdir/scmroot/cinfo'...
$ git fetch origin 229453bfc65e0b0948df07a5fba8f1d889cba837:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/cinfo
 * [new ref]         229453bfc65e0b0948df07a5fba8f1d889cba837 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 229453b update to 0.5.5