SACRAMENTO, Calif. — This is not how the Clippers expected to prepare for the final stretch of the regular season. The NBA’s hottest team at the start of the season has looked quite mediocre over the past two weeks, and Chris Paul is pretty sure he knows why after the team’s fourth loss in seven games. “We keep making the same mistakes,” Paul said following Los Angeles’ 116-101 loss to the Sacramento Kings on Tuesday. “Last year we had something where we could get stops when we needed to. Right now I don’t think we have the confidence that we …