$ git clone -n https://gitee.com/wenyuzifang/python-jaraco-classes.git /var/lib/mock/dist-an23-build-481357-74252/root/chroot_tmpdir/scmroot/python-jaraco-classes
Cloning into '/var/lib/mock/dist-an23-build-481357-74252/root/chroot_tmpdir/scmroot/python-jaraco-classes'...
$ git fetch origin af4d882a1fac9270b428cea4a37e5e55cfd548bf:KOJI_FETCH_HEAD
From https://gitee.com/wenyuzifang/python-jaraco-classes
 * [new ref]         af4d882a1fac9270b428cea4a37e5e55cfd548bf -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at af4d882 Update code from upstream