BUG #18144: While i am intalling postgresql-12 repo,i am facing the below.i tried with dowload and install. - Mailing list pgsql-bugs

The following bug has been logged on the website:

Bug reference:      18144
Logged by:          Sonu Sonu
Email address:      sonuram9700@gmail.com
PostgreSQL version: 12.0
Operating system:   CentOS 7 64-bit
Description:

sudo yum install -y
https://download.postgresql.org/pub/repos/yum/reporpms/EL-7-x86_64/pgdg-redhat-repo-latest.noarch.rpm
Loaded plugins: fastestmirror, langpacks
Cannot open:
https://download.postgresql.org/pub/repos/yum/reporpms/EL-7-x86_64/pgdg-redhat-repo-latest.noarch.rpm.
Skipping.
Error: Nothing to do

Kindly go through the error, which i am getting, when i am trying to install
the postgresql-12.
please let me know that Couse of action is need to do.