I can think of a few ways to possibly do it.  Here are some thoughts on the matte,r that I’ve dusted off:

SCALA  –  https://www.eventideaudio.com/comment/8138#comment-8138

QUANT / GLIDE  –  https://www.eventideaudio.com/community/forum/stompboxes/tech-q-eventide-pitchfactor-scales-quantization