def fetch(name = remote.name)
      logger.info 'Fetching the latest changes from the server'
      output = self.command(:fetch, ['-p', name])

      log_fetch_changes(fetch_changes(output))

      return output
    end
def fetch(name = remote.name)
      logger.info 'Fetching the latest changes from the server'
      output = self.command(:fetch, ['-p', name])

      log_fetch_changes(fetch_changes(output))

      return output
    end
`git fetch`

 @return [String] the output of 'git fetch'