Mostly used it when trying to track down reported macOS bugs for an OSS project, so maybe once every few months. But it's worked quite well at those times. :)
quickemu also does the job, not just for macOS but many operating systems
"Quickly create and run highly optimised desktop virtual machines for Linux, macOS and Windows; with just two commands. You decide what operating system you want to run and Quickemu will figure out the best way to do it for you."
https://github.com/quickemu-project/quickemu
https://github.com/notAperson535/OneClick-macOS-Simple-KVM/
Mostly used it when trying to track down reported macOS bugs for an OSS project, so maybe once every few months. But it's worked quite well at those times. :)