$ git clone -n https://src.fedoraproject.org/rpms/hunspell-ln.git /var/lib/mock/f45-build-13702-454/root/chroot_tmpdir/scmroot/hunspell-ln
Cloning into '/var/lib/mock/f45-build-13702-454/root/chroot_tmpdir/scmroot/hunspell-ln'...
$ git fetch origin c1eae6c0a3985b58637fe741fbe3c802a699469f:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/hunspell-ln
 * [new ref]         c1eae6c0a3985b58637fe741fbe3c802a699469f -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at c1eae6c Rebuilt for https://fedoraproject.org/wiki/Fedora_45_Mass_Rebuild