As long as you key the expiration to something, be that the client IP or the repository, you're probably fine. Having your entire customer base do their cache e

As long as you key the expiration to something, be that the client IP or the repository, you're probably fine. Having your entire customer base do their cache expiration request within the same small time span is not amazing though. You can already get consistent views of raw.github by looking up the HEAD commit and requesting your files from that commit directly, though.