Big Sur Update: No "Boot macOS Install from Macintosh HD" option on clover boot screen

I'm following the Update Directly to macOs Big Sur Guide. I've completed steps 1-4, but I see no "Boot MacOS Install from Macintosh HD" (or similar) option in the clover boot menu after the forced restart at the end of step 4. I'm not sure what to do from here.

My complete process so far:

1. I started on 10.15.3.
2. I updated my clover from 2.5k_r5104 to r5138. I ran into issues booting, but resolved them by updating all my UEFI drivers and kexts to the latest versions and...

Tonymacx86