Cannot use APFS Fusion Drive with OpenCore 0.5.8

I have sucessfully installed Success' href='/2020/12/install-macos-catalina-on-supported-pc.html'>Catalina on my NVMe SSD (config available on GitHub).

My next challenge is to make use of my larger HDD drive by attempting the same installation on a Fusion Drive. Boy was I served! 😁

My attempts so far:

The last 2 attempts show similar results, for similar reasons I suspect. So I tried and analyzed my installation:

Any idea?

Author: @mcartoixa