$ git clone -n https://gitee.com/src-opencloudos-rpms/pcp.git /var/lib/mock/dist-oc8-build-247524-83582/root/chroot_tmpdir/scmroot/pcp
Cloning into '/var/lib/mock/dist-oc8-build-247524-83582/root/chroot_tmpdir/scmroot/pcp'...
$ git fetch origin 15d4ee95e018082a3f2c12a65b0847cb37ac0cc6:KOJI_FETCH_HEAD
From https://gitee.com/src-opencloudos-rpms/pcp
 * [new ref]         15d4ee95e018082a3f2c12a65b0847cb37ac0cc6 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 15d4ee9 import pcp-5.3.7-22.tl3.5