Because they knew the reports weren’t real and that they had cooked them up as a political dirty trick.
THEY, and the folks you often defend on the Russia threads, the RUSSIANS.
There is a mountain of evidence closely trying the Russians in on this sophisticated hoax. And they obviously had many reasons to have wanted Hillary to win over Trump.
Even for the dumbest, most poorly informed, folks here, or anywhere, this should be by now a complete no-brainer.