get_remote_refs_for_push::
Given the list of user-supplied `<repo> <refspec>...`,
return the list of refs to push in a form suitable to be
- fed to the `git-send-pack` command. When `<refspec>...`
+ fed to the 'git-send-pack' command. When `<refspec>...`
is empty the returned list of refs consists of the
defaults for the given `<repo>`, if specified in
`$GIT_DIR/remotes/`.