On Thu, Sep 08, 2016 at 06:03:33PM +0700, Duy Nguyen wrote: > > So this is really an internal failure at the ref-update stage. There > > _should_ be a reasonable error message, but I think "fatal error in > > commit_refs" is the generic last-ditch fallback. I'll pass this along to > > people in charge of that code, as we should be generating a more useful > > error message. > > Hmm.. I'm interested in this because the "fix" is from client side. I > did "git gc" and "git fetch" and the problem was gone. It may also have been a transient error inside GitHub that resolved itself between your two pushes. -Peff