A container image to build the RHEL 8 OS.
podman pull docker.io/walac/rhel8-build:latest
podman run -it -v <source dir>:/rhel8 -w /rhel8 docker.io/walac/rhel8-build:latest
If you have permission problems with the volume inside the container,
try running it with the --security-opt label=disable
option.