Oracle Linux 6 PostgreSQL 11 Support?

My scripts to build new builderboxen are failing for Oracle Linux 6… it appears that the pgdg rpm for Oracle Linux 6 is either not present or misnamed (i.e. the rpm to add the repo, not the one for any particular package).

lftp -e 'cls -1; bye' https://download.postgresql.org/pub/repos/yum/11/redhat/rhel-7-x86_64/ | egrep '^pgdg-oraclelinux11-11.*rpm'

cd ok, cwd=/pub/repos/yum/11/redhat/rhel-7-x86_64

pgdg-oraclelinux11-11-2.noarch.rpm

lftp -e 'cls -1; bye' https://download.postgresql.org/pub/repos/yum/10/redhat/rhel-6-x86_64/ | egrep '^pgdg-oraclelinux10-10.*rpm'

cd ok, cwd=/pub/repos/yum/10/redhat/rhel-6-x86_64

pgdg-oraclelinux10-10-1.noarch.rpm

pgdg-oraclelinux10-10-2.noarch.rpm

lftp -e 'cls -1; bye' https://download.postgresql.org/pub/repos/yum/11/redhat/rhel-6-x86_64/ | egrep '^pgdg-oraclelinux'

cd ok, cwd=/pub/repos/yum/11/redhat/rhel-6-x86_64