# CentOS/RHEL 7-8
sudo yum install yum-plugin-versionlock
 
# CentOS/RHEL 9 / Rocky Linux / AlmaLinux
sudo dnf install python3-dnf-plugin-versionlock

# Lock currently installed version
sudo yum versionlock add package-name
 
# Lock specific version
sudo yum versionlock add package-name-1.2.3
 
# Lock with wildcard (all versions starting with...)
sudo yum versionlock add 'gitlab-ee-18*'
 
# Lock multiple packages at once
sudo yum versionlock add package1 package2 package3

# List all locked packages
sudo yum versionlock list
 
# Check if specific package is locked
sudo yum versionlock list | grep package-name

# Unlock specific package
sudo yum versionlock delete package-name
 
# Unlock all packages
sudo yum versionlock clear
 
# Unlock with wildcard
sudo yum versionlock delete 'gitlab-ee-18*'

# Block all 18.x versions
sudo yum versionlock add 'gitlab-ee-18*'
 
# Allow updates only within 17.x series
sudo yum update gitlab-ee

# Lock current kernel
sudo yum versionlock add kernel
 
# Check which version is locked
sudo yum versionlock list | grep kernel

# Lock Docker at current version
sudo yum versionlock add docker-ce docker-ce-cli containerd.io
 
# List Docker locks
sudo yum versionlock list | grep docker

# Locked packages list stored in:
/etc/yum/pluginconf.d/versionlock.list

# Plugin configuration:
/etc/yum/pluginconf.d/versionlock.conf

# Edit list directly (not recommended)
sudo nano /etc/yum/pluginconf.d/versionlock.list
 
# Format: EPOCH:NAME-VERSION-RELEASE.ARCH
# Example: 0:gitlab-ee-17.11.6-ee.0.el8.x86_64

# Update all packages except locked ones
sudo yum update
 
# Force update (temporarily ignore versionlock)
sudo yum update --disableplugin=versionlock
 
# Update only specific package (respects locks)
sudo yum update package-name

# See what would be updated (dry-run)
sudo yum check-update
 
# See which packages are locked
sudo yum versionlock list
 
# Combine - see available updates vs locked
sudo yum check-update && echo "--- BLOCKED ---" && sudo yum versionlock list

# Plugin not working
sudo yum clean all
sudo yum makecache
 
# Check if plugin is active
yum --help | grep versionlock
 
# Reset all locks if having issues
sudo yum versionlock clear

# Check if plugin is installed
rpm -qa | grep versionlock
 
# Check configuration
cat /etc/yum/pluginconf.d/versionlock.conf