You can download it directly...
From: Keeping Photoshop Up-To-Date
Direct download links for Camera Raw 8.5 for Photoshop CC:
Camera Raw 8.5 Macintosh
Camera Raw 8.5 Windows
Direct download links for Camera Raw 8.5 for Photoshop CS6:
Camera Raw 8.5 Macintosh
Camera Raw 8.5 Windows
-Noel