$ git clone -n https://gitee.com/lxpzero/pcp.git /var/lib/mock/dist-an23-build-333202-69630/root/chroot_tmpdir/scmroot/pcp
Cloning into '/var/lib/mock/dist-an23-build-333202-69630/root/chroot_tmpdir/scmroot/pcp'...
$ git fetch origin a23:KOJI_FETCH_HEAD
From https://gitee.com/lxpzero/pcp
 * [new branch]      a23        -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 286c731 update to 6.1.0