My wife is from Paris, she said when the CRS (riot police) show up they do not mess around, they bust heads and don’t even bother to ask questions.
With Open Gates: The forced collective suicide of European nations - Extended Cinematic 1080p video
“....the CRS do not mess around, they bust heads....”
conventional wisdom of old was that if arrested by ANY French police, if one survived transport to the jail, survival was pretty much a done deal.