$ git clone -n git+ssh://git@codeup.openanolis.cn/codeup/anolis-os/gstreamer.git /var/lib/mock/dist-an7-build-31270-15707/root/chroot_tmpdir/scmroot/gstreamer
Cloning into '/var/lib/mock/dist-an7-build-31270-15707/root/chroot_tmpdir/scmroot/gstreamer'...
$ git reset --hard origin/a7
HEAD is now at e3e3337 import gstreamer-0.10.36-7.el7.src.rpm