$ git clone -n https://src.fedoraproject.org/rpms/openmeeg.git /var/lib/mock/f40-build-2077499-49569/root/chroot_tmpdir/scmroot/openmeeg
Cloning into '/var/lib/mock/f40-build-2077499-49569/root/chroot_tmpdir/scmroot/openmeeg'...
$ git fetch origin 4a3fe6926a2d96f43c5f699535e557c156b264ad:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/openmeeg
 * [new ref]         4a3fe6926a2d96f43c5f699535e557c156b264ad -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 4a3fe69 Release 2.5.7