$ git clone -n https://src.fedoraproject.org/rpms/R-spelling.git /var/lib/mock/f38-build-side-42-init-devel-929331-28746/root/chroot_tmpdir/scmroot/R-spelling
Cloning into '/var/lib/mock/f38-build-side-42-init-devel-929331-28746/root/chroot_tmpdir/scmroot/R-spelling'...
$ git fetch origin 4e2df11990f2bf27143cf63910d2530c2b937eea:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/R-spelling
 * [new ref]         4e2df11990f2bf27143cf63910d2530c2b937eea -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 4e2df11 Rebuilt for https://fedoraproject.org/wiki/Fedora_38_Mass_Rebuild