    # File lib/chef/provider/git.rb, line 38
          def action_checkout
            assert_target_directory_valid!

            if target_dir_non_existant_or_empty?
              clone
              checkout
              enable_submodules
              @new_resource.updated_by_last_action(true)
            else
              Chef::Log.debug "#{@new_resource} checkout destination #{@new_resource.destination} already exists or is a non-empty directory"
            end
          end