Good to know that it worked to you, thanks! I know that doesn't apply to every hackintosh but at least I know I can give it a shot with some chances of success.I can't say for you, but the direct upgrade worked for me, and seems easier. Make a backup!
Mine still says 20D74 with no update showing in Software Update. The 11.2.1 build 20D75 full installer IS available in the App Store, though.I wonder why most of people here stopped showing the build number recently.
Revised macOS Big Sur 11.2.1 Update Properly Checks Free Available Space to Prevent Installation Errors
When upgrading to macOS Big Sur, there was an error that would cause issues if there wasn't enough storage space available. Unfortunately, the...www.macrumors.com
Apple revised the installer and the build number is now 20D75.