$ git clone -n https://gitee.com/doriscchao/anaconda.git /var/lib/mock/dist-oc9-build-55393-14779/root/chroot_tmpdir/scmroot/anaconda
Cloning into '/var/lib/mock/dist-oc9-build-55393-14779/root/chroot_tmpdir/scmroot/anaconda'...
$ git fetch origin oc9:KOJI_FETCH_HEAD
From https://gitee.com/doriscchao/anaconda
 * [new branch]      oc9        -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at ff106d5 update from anaconda-38.4-12.tl4.2 ,fix several problems