$ git clone -n https://gitee.com/src-opencloudos-rpms/python-pretend.git /var/lib/mock/dist-oc9-build-44536-14591/root/chroot_tmpdir/scmroot/python-pretend
Cloning into '/var/lib/mock/dist-oc9-build-44536-14591/root/chroot_tmpdir/scmroot/python-pretend'...
$ git fetch origin oc9:KOJI_FETCH_HEAD
From https://gitee.com/src-opencloudos-rpms/python-pretend
 * [new branch]      oc9        -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at f4a70b7 import python-pretend-1.0.9-3.tl4