$ git clone -n https://src.fedoraproject.org/rpms/hunspell-ku.git /var/lib/mock/f45-build-13690-454/root/chroot_tmpdir/scmroot/hunspell-ku
Cloning into '/var/lib/mock/f45-build-13690-454/root/chroot_tmpdir/scmroot/hunspell-ku'...
$ git fetch origin e6ba9ed9ad8b2ec2932162248fdf06c6a1154397:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/hunspell-ku
 * [new ref]         e6ba9ed9ad8b2ec2932162248fdf06c6a1154397 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at e6ba9ed Rebuilt for https://fedoraproject.org/wiki/Fedora_45_Mass_Rebuild