$ git clone -n https://gitee.com/wenyuzifang/python-pyfakefs.git /var/lib/mock/dist-an23-build-466032-73955/root/chroot_tmpdir/scmroot/python-pyfakefs
Cloning into '/var/lib/mock/dist-an23-build-466032-73955/root/chroot_tmpdir/scmroot/python-pyfakefs'...
$ git fetch origin 2eb61186da7bf911c22853320feeb14e7792faa3:KOJI_FETCH_HEAD
From https://gitee.com/wenyuzifang/python-pyfakefs
 * [new ref]         2eb61186da7bf911c22853320feeb14e7792faa3 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 2eb6118 Update code from upstream