$ git clone -n https://gitee.com/src-opencloudos-rpms/python-chardet.git /var/lib/mock/dist-oc9-build-44250-14591/root/chroot_tmpdir/scmroot/python-chardet
Cloning into '/var/lib/mock/dist-oc9-build-44250-14591/root/chroot_tmpdir/scmroot/python-chardet'...
$ git fetch origin oc9:KOJI_FETCH_HEAD
From https://gitee.com/src-opencloudos-rpms/python-chardet
 * [new branch]      oc9        -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 465de9c import python-chardet-4.0.0-4.tl4