$ git clone -n https://gitee.com/src-opencloudos-rpms/pcp.git /var/lib/mock/dist-oc9-build-236837-82332/root/chroot_tmpdir/scmroot/pcp
Cloning into '/var/lib/mock/dist-oc9-build-236837-82332/root/chroot_tmpdir/scmroot/pcp'...
$ git fetch origin 6cab832da989c45c16ffa727b84d359d95fbca52:KOJI_FETCH_HEAD
From https://gitee.com/src-opencloudos-rpms/pcp
 * [new ref]         6cab832da989c45c16ffa727b84d359d95fbca52 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 6cab832 import pcp-6.2.2-8.tl4