for
https://andorra.us.oracle.com/bom/17.0.6
https://andorra.us.oracle.com/bom/11.0.18

the yum artifacts are not being mapped as the data:

https://orahub.oci.oraclecorp.com/jpgse/jpg-data/-/blob/staging/Artifacts/ol.json
is only showing the yum packages are being supported from 19, for example:

    {
      "name": "jdk-{version}-headful_{ol}_linux-{architecture}_bin.rpm",
      "jbs": "JDK-8274176",
      "jdkAdded": "19",
      "olExclude": "ol6",
      "site": ["jms", "yum"],
      "note": "will only be hosted on Oracle repos"
    },