$ git clone -n https://src.fedoraproject.org/rpms/ov.git /var/lib/mock/f42-build-867063-174622/root/chroot_tmpdir/scmroot/ov
Cloning into '/var/lib/mock/f42-build-867063-174622/root/chroot_tmpdir/scmroot/ov'...
$ git fetch origin 3cd629cb342e9c92fa34cd67f49faba80ea8cc39:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/ov
 * [new ref]         3cd629cb342e9c92fa34cd67f49faba80ea8cc39 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 3cd629c Update to 0.37.0 upstream release