County failed to find the net as Leicester City ran out 4-0 winners at the King Power Stadium.
After the international break Clough's men travel to Championship leaders Southampton and the boss is now concentrating on that match.
"In the first half we were a yard of the pace but that's maybe down to the effort we've put in over the last few games," Clough told Sky Sports News.
"But will get it all out of the way and we go again against the league leaders in two weeks time."
Derby are third in table with 19 points, three fewer than the Saints.