$ git clone -n git+ssh://git@codeup.openanolis.cn/codeup/anolis-os/libXxf86dga.git /var/lib/mock/dist-an7-build-32172-15927/root/chroot_tmpdir/scmroot/libXxf86dga
Cloning into '/var/lib/mock/dist-an7-build-32172-15927/root/chroot_tmpdir/scmroot/libXxf86dga'...
$ git reset --hard origin/a7
HEAD is now at bb92d1f import libXxf86dga-1.1.4-2.1.el7.src.rpm