This thread might help. Migration of EBS from Linux ...
It would also help if you can provide your current and the On-Premise servers OS version and type.
See this mosc doc: Using Oracle Real Application Clusters 11g Release 2 with Oracle E-Business Suite Release 12 (Doc ID 823587.1) - particularly the part about migration.
Use the Rapid clone on RAC document and configure/install grid infrastructure first on the target system.
Cloning Oracle E-Business Suite Release 12 RAC-Enabled Systems with Rapid Clone (Doc ID 559518.1)