$ git clone -n https://gitee.com/fundawang/python-tornado.git /var/lib/mock/dist-an23-build-273297-64184/root/chroot_tmpdir/scmroot/python-tornado
Cloning into '/var/lib/mock/dist-an23-build-273297-64184/root/chroot_tmpdir/scmroot/python-tornado'...
$ git reset --hard c764445f082e77750340ad9181cc564b96e1fc8b
HEAD is now at c764445 6.3.2
$ git lfs pull