It’s very likely those downloads are for x86_64 architecture. If so, they will not run on Apple Silicon.
You need to find an arm64 architecture release of Windows on ARM. One avenue is the Windows on ARM Insider Preview which is a Hyper-V vhdx file that can be converted to a vmdk file and attached to a VM created on the Fusion Tech Preview.
- Paul (Technogeezer)
Editor of the Unofficial Fusion Companion Guides