please help on RAC to RAC database clone using ASM.

Hi Experts,

I am new to RAC to RAC database clone using ASM file system and please provide your help on RAC to RAC database clone steps using ASM.
But i have done rman clone in non rac environment.

Below are the details:

Prod db name: P1HCATS ( Prod db is 3 node RAC)

Stage db name: S1HCATS ( Stage db is 2 node RAC)

I have prepared below rman script for production database backup to disk:

rman target / log=/backup/s1hcats1/full/rman.log << EOF
RUN
{
ALLOCATE CHANNEL CH1 DEVICE TYPE DISK FORMAT '/backup/p1hcats1/full/%d_df_%M%D%Y_%p_%s';