$ git clone -n https://src.fedoraproject.org/rpms/cinfo.git /var/lib/mock/f40-build-2244546-53716/root/chroot_tmpdir/scmroot/cinfo
Cloning into '/var/lib/mock/f40-build-2244546-53716/root/chroot_tmpdir/scmroot/cinfo'...
$ git fetch origin 9263a8e9d3e0635b42ef81fc6ba88589e2f26e79:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/cinfo
 * [new ref]         9263a8e9d3e0635b42ef81fc6ba88589e2f26e79 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 9263a8e update to 0.5.4