对于使用cloudfront在S3上托管的静态站点，如何使index.html的缓存无效？

So I have hosted my angular app on s3 with a cloudfront dist. I do file revision-ing (using grunt filerev) to make sure that I never get stale content. But, how should I version the index.html file. Its required because all other files are referenced inside index.html.So I have hosted my angular app on s3 with a cl