Verified on qemu-kvm-2.12.0-76.module+el8.1.0+3351+d11c20fa.x86_64:
# qemu-img info vxhs://8.8.8.8:1002
qemu-img: Could not open 'vxhs://8.8.8.8:1002': Unknown protocol 'vxhs'
Since the problem described in this bug report should be
resolved in a recent advisory, it has been closed with a
resolution of ERRATA.
For information on the advisory, and where to find the updated
files, follow the link below.
If the solution does not work for you, open a new bug report.
https://access.redhat.com/errata/RHSA-2019:3345