APISIX installation issue with yum install -y https://repos.apiseven.com/packages/centos/apache-apisix-repo-1.0-1.noarch.rpm

[deekayzain]

[root@VLAPISX201 ~]# yum install -y https://repos.apiseven.com/packages/centos/apache-apisix-repo-1.0-1.noarch.rpm
Updating Subscription Management repositories.

This system is registered with an entitlement server, but is not receiving updates. You can use subscription-manager to assign subscriptions.

Errors during downloading metadata for repository 'release':

• Curl error (6): Couldn't resolve host name for https://repos.apiseven.com/packages/centos/8/x86_64/repodata/repomd.xml [Could not resolve host: repos.apiseven.com]
  Error: Failed to download metadata for repo 'release': Cannot download repomd.xml: Cannot download repodata/repomd.xml: All mirrors were tried

For the above issue, Your help is greatly appreciated.