$ git clone -n https://src.fedoraproject.org/rpms/hunspell-gu.git /var/lib/mock/f45-build-13614-453/root/chroot_tmpdir/scmroot/hunspell-gu
Cloning into '/var/lib/mock/f45-build-13614-453/root/chroot_tmpdir/scmroot/hunspell-gu'...
$ git fetch origin 10f5cdfbbadcc4751378610b1a98351c637cca87:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/hunspell-gu
 * [new ref]         10f5cdfbbadcc4751378610b1a98351c637cca87 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 10f5cdf Rebuilt for https://fedoraproject.org/wiki/Fedora_45_Mass_Rebuild