$ git clone -n git+ssh://git@codeup.openanolis.cn/codeup/anolis-os/libva.git /var/lib/mock/dist-an7-build-28977-15334/root/chroot_tmpdir/scmroot/libva
Cloning into '/var/lib/mock/dist-an7-build-28977-15334/root/chroot_tmpdir/scmroot/libva'...
$ git reset --hard origin/a7
HEAD is now at e973caa import libva-1.8.3-1.el7.src.rpm