$ git clone -n https://gitee.com/happy_orange/memcached.git /var/lib/mock/dist-an23-build-294994-65760/root/chroot_tmpdir/scmroot/memcached
Cloning into '/var/lib/mock/dist-an23-build-294994-65760/root/chroot_tmpdir/scmroot/memcached'...
$ git reset --hard origin/a23
HEAD is now at 5c84155 update to 1.6.21
$ git lfs pull