    # File lib/chef/resource/deploy.rb, line 264
          def scm_provider(arg=nil)
            klass = if arg.kind_of?(String) || arg.kind_of?(Symbol)
                      lookup_provider_constant(arg)
                    else
                      arg
                    end
            set_or_return(
              :scm_provider,
              klass,
              :kind_of => [ Class ]
            )
          end