$ git clone -n https://gitee.com/wenyuzifang/python-zstandard.git /var/lib/mock/dist-an23-build-472677-74118/root/chroot_tmpdir/scmroot/python-zstandard
Cloning into '/var/lib/mock/dist-an23-build-472677-74118/root/chroot_tmpdir/scmroot/python-zstandard'...
$ git fetch origin 142026e2a25a8efb9fd6c1f160a062eec954c991:KOJI_FETCH_HEAD
From https://gitee.com/wenyuzifang/python-zstandard
 * [new ref]         142026e2a25a8efb9fd6c1f160a062eec954c991 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 142026e Update code from upstream