$ git clone -n https://src.fedoraproject.org/rpms/openvkl.git /var/lib/mock/f40-build-2417825-60573/root/chroot_tmpdir/scmroot/openvkl
Cloning into '/var/lib/mock/f40-build-2417825-60573/root/chroot_tmpdir/scmroot/openvkl'...
$ git fetch origin 77f14052a56735a893fe70a87aa84b5c9fc3228a:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/openvkl
 * [new ref]         77f14052a56735a893fe70a87aa84b5c9fc3228a -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 77f1405 Rebuild to fix #2259577