when ever opportunity is renewal then its become clone...
for this :::

trigger RenewalOpportunityClone on Opportunity (after update, after insert) {
    List<Id> opps = new List<Id>();
    
    for( Opportunity opp : Trigger.new ) {
        if ( opp.RecordTypeId != '01290000000Hqw2' ) 
{
            continue;
        }
        
        if( !opp.Renew_Now__c)  {
            continue;
        }

        opps.add( opp.Id );
    }
    
    
    Map<Id,Opportunity> oppsMap = new Map<Id,Opportunity>( [SELECT Id,OwnerId,Account.OwnerId, Original_Opportunity_ID__c,AccountId, Branch__c,Line_of_Business__c,Name,Contact__c,Renew_Now__c,Monthly_Spend__c, RecordTypeId from Opportunity where Id IN :opps] );
    
    List<Opportunity> renewalOpps = new List<Opportunity>();
    
    for( Opportunity opp : oppsMap.values() ) {
        Opportunity renewalOpp = new Opportunity();
        
        Date renewalDate = Date.today();
        Date closeDate = Date.today();
        
        
        String renewalDateString = '' + renewalDate;
        renewalDateString = renewalDateString.substring(0, renewalDateString.indexOf(' '));
        
        renewalOpp.CloseDate = closeDate + 365;
        renewalOpp.OwnerId = opp.Account.OwnerId;
        renewalOpp.AccountId = opp.AccountId;
        renewalOpp.Contact__c= opp.Contact__c;
        renewalOpp.NextStep= 'Review Account Status, send renewal notice and quote.';
        
        renewalOpp.Monthly_Spend__c = opp.Monthly_Spend__c;
        renewalOpp.StageName = 'First Meeting';
        renewalOpp.Branch__c = opp.Branch__c;
        renewalOpp.Line_of_Business__c= opp.Line_of_Business__c;
        renewalOpp.Name = opp.Name;
        renewalOpp.Original_Opportunity_ID__c=opp.Original_Opportunity_ID__c;
        renewalOpp.Is_Cloned__c = true ;
        renewalOpp.Cloned_from_Opportunity_ID__c='https://cs5.salesforce.com/'+opp.Id;
        renewalOpps.add(renewalOpp);
        opp.Renew_Now__c = false ;
        opp.Is_Master__c = false ;
        
        update opp;
    }
    
    insert renewalOpps;
    
    
    
    
}