For rebuilding teams, progress can be measured in various increments, such as matching and eventually surpassing a win total from the previous season with a little more than two months remaining in the regular season. It is a scenario the Houston Rockets will face Saturday night when they attempt to match last season's win total in a game against the skidding Brooklyn Nets in New York. The Rockets own a 21-23 record under first-year coach Ime Udoka after going 59-177 over the previous three seasons following a run of 14 consecutive seasons with at least a .500 record. Last season en route to a 22-60 finish, Houston was 10-34 through its 44th game and in the midst of a 13-game losing streak. Besides matching their win total, the Rockets are hoping to reach — and exceed — .5…