Jenkins - Set Build History Retention

set-build-history.groovy

import hudson.model.*
import hudson.maven.MavenModuleSet  
import hudson.tasks.*
  
Hudson.instance.items.each { 
  if(it instanceof MavenModuleSet) {
    if(it.getBuildDiscarder() != null && it.getBuildDiscarder() instanceof LogRotator) {
        def l = new LogRotator(365,-1,-1,-1)
        it.setBuildDIscarder(l)
  	}
  }
}