$ git clone -n https://gitee.com/ocs-upgrade/pcp.git /var/lib/mock/dist-ocs23-build-284897-27555/root/chroot_tmpdir/scmroot/pcp
Cloning into '/var/lib/mock/dist-ocs23-build-284897-27555/root/chroot_tmpdir/scmroot/pcp'...
$ git fetch origin master:KOJI_FETCH_HEAD
From https://gitee.com/ocs-upgrade/pcp
 * [new branch]      master     -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at f35987c Upgrade to version 6.3.1