$ git clone -n https://src.fedoraproject.org/rpms/hunspell-fur.git /var/lib/mock/f45-build-13591-453/root/chroot_tmpdir/scmroot/hunspell-fur
Cloning into '/var/lib/mock/f45-build-13591-453/root/chroot_tmpdir/scmroot/hunspell-fur'...
$ git fetch origin 511231b2e16a51b7671c1ae3d92dad0d868df76f:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/hunspell-fur
 * [new ref]         511231b2e16a51b7671c1ae3d92dad0d868df76f -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 511231b Rebuilt for https://fedoraproject.org/wiki/Fedora_45_Mass_Rebuild