Description of problem: The ironic-ipa-downloader image currently install rhosp-release package only as a dependency of rhosp-director-images, but it's not really needed. The tool used to created links for the ipa images can be replaced by inline code as it's triggered only once during build process.
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/RHBA-2020:0581