Cannot download Maxscale install packages when using mariadb_repo_setup

[root@RHDB1 setup_vm]# ./mariadb_repo_setup --mariadb-maxscale-version=23.08 --apply

# [warning] Unknown option (ignored): --apply\n

# [info] Checking for script prerequisites.

# [warning] Found existing file at /etc/yum.repos.d/mariadb.repo. Moving to /etc/yum.repos.d/mariadb.repo.old_6

# [info] MariaDB Server version 11.rolling is valid

# [info] Repository file successfully written to /etc/yum.repos.d/mariadb.repo

# [info] Adding trusted package signing keys...

/etc/pki/rpm-gpg ~/setup_vm

~/setup_vm

# [info] Successfully added trusted package signing keys

# [info] Cleaning package cache...

Updating Subscription Management repositories.

7 files removed

[root@RHDB1 setup_vm]#

[root@RHDB1 setup_vm]# yum install maxscale

Updating Subscription Management repositories.

MariaDB Server                                                                                                                           366 kB/s | 742 kB     00:02

MariaDB MaxScale                                                                                                                         122  B/s | 102  B     00:00

Errors during downloading metadata for repository 'mariadb-maxscale':

  - Status code: 404 for https://dlm.mariadb.com/repo/maxscale/23.08/yum/rhel/9/x86_64/repodata/repomd.xml (IP: 104.17.191.14)

Error: Failed to download metadata for repo 'mariadb-maxscale': Cannot download repomd.xml: Cannot download repodata/repomd.xml: All mirrors were tried

[root@RHDB1 setup_vm]#