# EPEL Mirror

# Introduction

EPEL (opens new window): Extra Packages for Enterprise Linux

# Backup Existing Configuration & Edit Configuration File

Use the following command to replace the software repository: (from TUNA (opens new window))

sudo sed -e 's|^metalink=|#metalink=|g' \
         -e 's|^#baseurl=http://download.fedoraproject.org/pub|baseurl=https://mirrors.sustech.edu.cn|g' \
         -i.bak \
         /etc/yum.repos.d/epel*.repo

# Refresh Cache

sudo yum clean all && yum makecache