Upon trying to build/install fm6000 I kept getting “Fatal: Remote error: The unauthenticated git protocol on port 9418 is no longer supported. …”
which would cause the build/install process to abort. So I happened across a solution which appears to solve this issue by typing
git config --global url."https://".insteadOf git://
Into a terminal. Just thought I would post that here in case any other newbies were running into the same issue. Feel free to let me know if this is not the best way of fixing the issue.
This may help to clear things up a little bit, I left a few links in there too: