netbackup catalog recovery to alternate location

Hi Team, 

Please guide to perform the netbackup catalog recovery to an alternate location (on the same master server). The requirement is to ensure the catalog backups are useful in case of any corruption in Netbackup.

after testing the recovery , roll back the netbackup to original location.

master server is windows 2012.

NBU version - 7.6.0.3

Catalog data size is small , 10 GB approx