Problem to commit translation for Builder

[Enrico <liverig gmail com>]

Hello folks,

While trying to commit Brazilian Portuguese translation for Builderś help (Master branch), I received the following message that prevented me to continue the action:

"~/Gnome/gnome-builder/help/pt_BR> git push

fatal: Could not read from remote repository.

Please make sure you have the correct access rights

and the repository exists."

Note: I was on the 

Please, may someone clarify if I dont have sufficient privilleges to commit there?

Thanks in advance, Enrico