Creating instance images with RHEL fails due to "Size must be specified for non existent volume"

Issue

• Creating instance image in QCOW2 format with RHEL by following the documentation, 2.2.2. Creating a Red Hat Enterprise Linux 9 image due to the below error.

# virt-install \
> --virt-type kvm \
> --name rhel90 \
> --memory 2048 \
> --cdrom /var/lib/libvirt/images/rhel-9.0-x86_64-dvd.iso \
> --disk /tmp/rhel90.qcow2,format=qcow2 \
> --network=bridge:virbr0 \
> --graphics vnc,listen=127.0.0.1 \
> --noautoconsole \
> --os-variant  rhel9.0
ERROR    Error: --disk /tmp/rhel90.qcow2,format=qcow2: Size must be specified for non existent volume '/tmp/rhel90.qcow2'