$ git clone -n https://gitee.com/src-opencloudos-rpms/pcp.git /var/lib/mock/dist-oc9-build-118596-69549/root/chroot_tmpdir/scmroot/pcp
Cloning into '/var/lib/mock/dist-oc9-build-118596-69549/root/chroot_tmpdir/scmroot/pcp'...
$ git fetch origin b949dea4eb1b35e43f1f6946f7855b141a0644b5:KOJI_FETCH_HEAD
From https://gitee.com/src-opencloudos-rpms/pcp
 * [new ref]         b949dea4eb1b35e43f1f6946f7855b141a0644b5 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at b949dea import pcp-6.2.2-5.tl4