$ git clone -n https://gitee.com/wenyuzifang/python-simplejson.git /var/lib/mock/dist-an23-build-464212-73881/root/chroot_tmpdir/scmroot/python-simplejson
Cloning into '/var/lib/mock/dist-an23-build-464212-73881/root/chroot_tmpdir/scmroot/python-simplejson'...
$ git fetch origin ba9fbeeed806b9d0fac03aa25f34ca6ccbc6e234:KOJI_FETCH_HEAD
From https://gitee.com/wenyuzifang/python-simplejson
 * [new ref]         ba9fbeeed806b9d0fac03aa25f34ca6ccbc6e234 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at ba9fbee Update code from upstream