$ git clone -n https://gitee.com/wenyuzifang/python-jaraco-classes.git /var/lib/mock/dist-an23-build-486379-74383/root/chroot_tmpdir/scmroot/python-jaraco-classes
Cloning into '/var/lib/mock/dist-an23-build-486379-74383/root/chroot_tmpdir/scmroot/python-jaraco-classes'...
$ git fetch origin 086ed7388ccbef9f4e3b5c0ded47be89a7fcacf0:KOJI_FETCH_HEAD
From https://gitee.com/wenyuzifang/python-jaraco-classes
 * [new ref]         086ed7388ccbef9f4e3b5c0ded47be89a7fcacf0 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 086ed73 Update code from upstream