$ git clone -n https://src.fedoraproject.org/rpms/pycolumnize.git /var/lib/mock/f45-build-29109-635/root/chroot_tmpdir/scmroot/pycolumnize
Cloning into '/var/lib/mock/f45-build-29109-635/root/chroot_tmpdir/scmroot/pycolumnize'...
$ git fetch origin 5fe2a9eb09e7378f3854ca21f546f4d08307a83f:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/pycolumnize
 * [new ref]         5fe2a9eb09e7378f3854ca21f546f4d08307a83f -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 5fe2a9e remove unused patch