$ git clone -n https://gitee.com/opencloudos-stream/valgrind.git /var/lib/mock/dist-ocs23-build-7314-37/root/chroot_tmpdir/scmroot/valgrind
Cloning into '/var/lib/mock/dist-ocs23-build-7314-37/root/chroot_tmpdir/scmroot/valgrind'...
$ git fetch origin HEAD:KOJI_FETCH_HEAD
From https://gitee.com/opencloudos-stream/valgrind
 * [new ref]                    -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 81ba794 update