GNU/Linux Rocky 10 Installing EPEL Repository
How to Install EPEL Repo in Rocky Linux 10 64-bit GNU/Linux – Step by step Tutorial.
And the Extra Packages for Enterprise Linux (or EPEL) is a Fedora Special Interest Group that creates, maintains, and manages a high quality set of additional packages for Enterprise Linux, including, but not limited to, Red Hat Enterprise based Linux (RHEL), CentOS, Rocky Linux, and Red Hat Enterprise based Linux (OEL).

1. Terminal QuickStart
How to QuickStart with Command Line on Rocky Linux
2. Adding EPEL Repo on Rocky Linux 10
To Install the EPEL and EPEL-Next Repositories on Rocky Linux 10, first enable the CRB repository:
sudo dnf config-manager --set-enabled crb
Then install the EPEL packages:
sudo dnf install -y epel-release epel-next-release
3. Enabling CRB Repo (If Not Already)
If CRB isn’t already enabled, you can also run:
sudo /usr/bin/crb enable