$ git clone -n https://gitee.com/wenyuzifang/python-twisted.git /var/lib/mock/dist-an23-build-486628-74383/root/chroot_tmpdir/scmroot/python-twisted
Cloning into '/var/lib/mock/dist-an23-build-486628-74383/root/chroot_tmpdir/scmroot/python-twisted'...
$ git fetch origin 6bf9789edced18bda1f1304d38adc75234386639:KOJI_FETCH_HEAD
From https://gitee.com/wenyuzifang/python-twisted
 * [new ref]         6bf9789edced18bda1f1304d38adc75234386639 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 6bf9789 Update code from upstream