I'm not sure where to report a bug. I just tried to "brew install s3sync" and brew returns a 404.
mattpalermo@ZAT0013 ~ $ brew install s3sync
==> Using the sandbox
==> Cloning http://s3sync-s3cmd.googlecode.com/svn/trunk/
==> Checking out 4
svn: E170013: Unable to connect to a repository at URL 'http://s3sync-s3cmd.googlecode.com/svn/trunk'
svn: E160013: '/svn/trunk' path not found
Error: Failed to download resource "s3sync"
Failure while executing: svn checkout -q http://s3sync-s3cmd.googlecode.com/svn/trunk/ /Users/mattpalermo/Library/Caches/Homebrew/s3sync--svn -r 4
Their website ( http://s3sync.net/wiki.html ) says that the project has been moved away from googlecode and over to github - and in turn away from svn to into git. The new repo is this:
All that said, the git repo shows the the files have a last modified time of "5 years ago"...