BUG #18013: Failed installing

The following bug has been logged on the website:

Bug reference:      18013
Logged by:          Yubing Lin
Email address:      yul201@ucsd.edu
PostgreSQL version: 16beta2
Operating system:   CentOS 7
Description:

I downloaded the latest version by yum install -y
https://download.postgresql.org/pub/repos/yum/reporpms/EL-7-x86_64/pgdg-redhat-repo-latest.noarch.rpm
and then tried to install by yum install -y postgresql16-server but
encounter the error of [Error -1] repomd.xml signature could not be verified
for pgdg-common