$ git clone -n https://gitee.com/src-opencloudos-rpms/python-sysv_ipc.git /var/lib/mock/dist-oc9-build-44707-14591/root/chroot_tmpdir/scmroot/python-sysv_ipc
Cloning into '/var/lib/mock/dist-oc9-build-44707-14591/root/chroot_tmpdir/scmroot/python-sysv_ipc'...
$ git fetch origin oc9:KOJI_FETCH_HEAD
From https://gitee.com/src-opencloudos-rpms/python-sysv_ipc
 * [new branch]      oc9        -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 14c3ef6 import python-sysv_ipc-1.1.0-2.tl4