Cause:
When cloning a database ,controlfile version is 12.1.0.0.0 in destination which is not compatible with the source database controlfile version 12.1.0.2.0 to restore
Solution:
SQL> alter system set compatible='12.1.0.2.0' scope=spfile; System altered. SQL> startup nomount; ORACLE instance started. Total System Global Area 218103808 bytes Fixed Size 2922712 bytes Variable Size 159385384 bytes Database Buffers 50331648 bytes Redo Buffers 5464064 bytes