From: Daniel P. Berrangé on
gitlab.com
https://gitlab.com/cki-project/kernel-ark/-/merge_requests/2175#note_1271...
While it is possible, it is almost never correct to use %{?eln} in spec file
conditional checks. Instead %{?rhel} is preferred. The condition "%{?rhel} >
9" should evaluate true for today's ELN, and a future RHEL-10 which will
inherit today's ELN content.
https://docs.fedoraproject.org/en-
US/eln/ftbfs/#_accounting_for_differences_between_fedora_and_rhel