local_override!

# File lib/bundler/source/git.rb, line 118
      def local_override!(path)
        return false if local?

        path = Pathname.new(path)
        path = path.expand_path(Bundler.root) unless path.relative?

        unless options["branch"] || Bundler.settings[:disable_local_branch_check]
          raise GitError, "Cannot use local override for #{name} at #{path} because "              ":branch is not specified in Gemfile. Specify a branch or use "              "`bundle config --delete` to remove the local override"
        end

        unless path.exist?
          raise GitError, "Cannot use local override for #{name} because #{path} "              "does not exist. Check `bundle config --delete` to remove the local override"
        end

        set_local!(path)

        # Create a new git proxy without the cached revision
        # so the Gemfile.lock always picks up the new revision.
        @git_proxy = GitProxy.new(path, uri, ref)

        if git_proxy.branch != options["branch"] && !Bundler.settings[:disable_local_branch_check]
          raise GitError, "Local override for #{name} at #{path} is using branch "              "#{git_proxy.branch} but Gemfile specifies #{options["branch"]}"
        end

        changed = cached_revision && cached_revision != git_proxy.revision

        if changed && !@unlocked && !git_proxy.contains?(cached_revision)
          raise GitError, "The Gemfile lock is pointing to revision #{shortref_for_display(cached_revision)} "              "but the current branch in your local override for #{name} does not contain such commit. "              "Please make sure your branch is up to date."
        end

        changed
      end