$ git clone -n git+ssh://git@codeup.openanolis.cn/codeup/anolis-os/libXxf86vm.git /var/lib/mock/dist-an7-build-32178-15929/root/chroot_tmpdir/scmroot/libXxf86vm
Cloning into '/var/lib/mock/dist-an7-build-32178-15929/root/chroot_tmpdir/scmroot/libXxf86vm'...
$ git reset --hard origin/a7
HEAD is now at dc4e8de import libXxf86vm-1.1.4-1.el7.src.rpm