$ git clone -n https://gitee.com/src-opencloudos-rpms/PEGTL.git /var/lib/mock/dist-oc9-build-49645-14595/root/chroot_tmpdir/scmroot/PEGTL
Cloning into '/var/lib/mock/dist-oc9-build-49645-14595/root/chroot_tmpdir/scmroot/PEGTL'...
$ git fetch origin oc9:KOJI_FETCH_HEAD
From https://gitee.com/src-opencloudos-rpms/PEGTL
 * [new branch]      oc9        -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at fd6c8f7 import PEGTL-2.8.3-3.tl4