$ git clone -n https://src.fedoraproject.org/rpms/hunspell-rw.git /var/lib/mock/f45-build-13719-454/root/chroot_tmpdir/scmroot/hunspell-rw
Cloning into '/var/lib/mock/f45-build-13719-454/root/chroot_tmpdir/scmroot/hunspell-rw'...
$ git fetch origin 35f3c909f47e6f5dd294b933fe30b92c074e29a8:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/hunspell-rw
 * [new ref]         35f3c909f47e6f5dd294b933fe30b92c074e29a8 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 35f3c90 Rebuilt for https://fedoraproject.org/wiki/Fedora_45_Mass_Rebuild