Originally Posted by
Colnago Mixte
I did find a rather unconventional solution, and it's working fine so far. It's an old trick. As Maxwell Smart would say, "Ah ha! The old 'long reach front brake caliper, mounted backwards' trick. Oldest trick in the book.
That will work but you could also try adding a 3-5mm spacer between the caliper and the brake bridge. The extra length from the bridge angles the caliper away from the tire possibly giving you just enough clearance.