Set the right timeout for Gitlab::Shell#fetch_remote

lib/gitlab/shell.rb

@@ -93,12 +93,13 @@ module Gitlab
     # name - project path with namespace
     # remote - remote name
     # forced - should we use --force flag?
+    # no_tags - should we use --no-tags flag?
     #
     # Ex.
     #   fetch_remote("gitlab/gitlab-ci", "upstream")
     #
     def fetch_remote(storage, name, remote, forced: false, no_tags: false)
-      args = [gitlab_shell_projects_path, 'fetch-remote', storage, "#{name}.git", remote, '2100']
+      args = [gitlab_shell_projects_path, 'fetch-remote', storage, "#{name}.git", remote, '800']
       args << '--force' if forced
       args << '--no-tags' if no_tags