$ git clone -n https://src.fedoraproject.org/rpms/python-ftfy.git /var/lib/mock/f40-build-1646739-24180/root/chroot_tmpdir/scmroot/python-ftfy
Cloning into '/var/lib/mock/f40-build-1646739-24180/root/chroot_tmpdir/scmroot/python-ftfy'...
$ git fetch origin 7a9f031f4e4c0a670629e6676f723354f9f7d8b5:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/python-ftfy
 * [new ref]         7a9f031f4e4c0a670629e6676f723354f9f7d8b5 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 7a9f031 Update to 6.2.0