$ git clone -n git+ssh://git@codeup.openanolis.cn/codeup/anolis-os/libvpx.git /var/lib/mock/dist-an7-updates-build-43109-21670/root/chroot_tmpdir/scmroot/libvpx
Cloning into '/var/lib/mock/dist-an7-updates-build-43109-21670/root/chroot_tmpdir/scmroot/libvpx'...
$ git reset --hard origin/a7
HEAD is now at 719b5c6 update to libvpx-1.3.0-8.el7.src.rpm