There's a closed pull request on the void-packages repository

Revert "occt: update to 7.5.0."
https://github.com/void-linux/void-packages/pull/29541

Description:
OCCT 7.5.0 breaks ABI, and downstream packages fail to build

This reverts commit abe75dc062e4353618830b563b0ae0596d0606ad.