This is referred to as "the rise of the moderates and secularists" in the Western media

""The political influence that Qatar has with the opposition has weakened a lot, and Saudi Arabia now has the upper hand in the Syrian dossier," said a Syrian opposition figure, asking not to be named.
He pointed out that the head of the opposition National Coalition, Ahmed Jarba, elected in July, and interim opposition premier Ahmed Tomeh, selected earlier this month, are both close to Riyadh."