$ git clone -n https://src.fedoraproject.org/rpms/R-lazyeval.git /var/lib/mock/f45-build-6209-347/root/chroot_tmpdir/scmroot/R-lazyeval
Cloning into '/var/lib/mock/f45-build-6209-347/root/chroot_tmpdir/scmroot/R-lazyeval'...
$ git fetch origin b0ccde33077d5b233898dd73d7b82b8ea6b9c41a:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/R-lazyeval
 * [new ref]         b0ccde33077d5b233898dd73d7b82b8ea6b9c41a -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at b0ccde3 Rebuilt for https://fedoraproject.org/wiki/Fedora_45_Mass_Rebuild