$ git clone -n https://src.fedoraproject.org/rpms/fonttools.git /var/lib/mock/f40-build-2235663-53453/root/chroot_tmpdir/scmroot/fonttools
Cloning into '/var/lib/mock/f40-build-2235663-53453/root/chroot_tmpdir/scmroot/fonttools'...
$ git fetch origin b9a32e9eaeb908f1f337bdce2b32d802ceccec0a:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/fonttools
 * [new ref]         b9a32e9eaeb908f1f337bdce2b32d802ceccec0a -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at b9a32e9 Update to 4.47.2 version (#2257911)