$ git clone -n https://gitee.com/opencloudos-stream/ppp.git /var/lib/mock/dist-ocs23-base-build-304668-30796/root/chroot_tmpdir/scmroot/ppp
Cloning into '/var/lib/mock/dist-ocs23-base-build-304668-30796/root/chroot_tmpdir/scmroot/ppp'...
$ git fetch origin master:KOJI_FETCH_HEAD
From https://gitee.com/opencloudos-stream/ppp
 * [new branch]      master     -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 2613e4b !2 add BuildRequires libtool Merge pull request !2 from denisecheng/master