$ git clone -n https://gitee.com/src-opencloudos-rpms/tftp /var/lib/mock/dist-oc8-build-30719-9148/root/chroot_tmpdir/scmroot/tftp
Cloning into '/var/lib/mock/dist-oc8-build-30719-9148/root/chroot_tmpdir/scmroot/tftp'...
$ git reset --hard origin/oc8
HEAD is now at 211f7b7 import tftp-5.2-26.oc8