To keep the frames front , Headtube, angle the same as the designers planned .
you need a fork that has blades as long as needed to maintain that height..

Fork crown Race ..the surface on the top of the fork that the lower headset bearing race sits upon,
to the center of the wheel axle is what you need to match.

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Oh yea, and you probably want the brake posts to line up,
so no 559 [mtb] forks with 622 rims. 700-35 wheels