This can be reproduced with virt-install:
virt-install --name focal-test --memory 4096 --disk focal-test.img,bus=virtio,size=8 --cdrom /path/to/focal-live-server-arm64.iso
This can be reproduced with virt-install:
virt-install --name focal-test --memory 4096 --disk focal-test. img,bus= virtio, size=8 --cdrom /path/to/ focal-live- server- arm64.iso