Remove existing go_import.html.haml implementation

app/controllers/projects_controller.rb

 class ProjectsController < ApplicationController
   include ExtractsPath
 
-  prepend_before_action :render_go_import, only: [:show]
   skip_before_action :authenticate_user!, only: [:show, :activity]
   before_action :project, except: [:new, :create]
   before_action :repository, except: [:new, :create]
@@ -242,16 +241,6 @@ class ProjectsController < ApplicationController
     end
   end
 
-  def render_go_import
-    return unless params["go-get"] == "1"
-
-    @namespace = params[:namespace_id]
-    @id = params[:project_id] || params[:id]
-    @id = @id.gsub(/\.git\Z/, "")
-
-    render "go_import", layout: false
-  end
-
   def repo_exists?
     project.repository_exists? && !project.empty_repo?
   end

app/views/projects/go_import.html.haml

-!!! 5
-%html
-  %head
-    - web_url = [Gitlab.config.gitlab.url, @namespace, @id].join('/')
-    %meta{name: "go-import", content: "#{web_url.split('://')[1]} git #{web_url}.git"}