Posted by ErmanArslansOracleBlog on Dec 13, 2016; 7:00am URL: http://erman-arslan-s-oracle-forum.124.s1.nabble.com/Move-VM-content-from-one-VM-to-another-on-ODA-tp1729p1730.html
This can basically done by modifying the xm.cfg file of the related vm guest machine manually.
However, as this is an Oracle VM server, it is better to use its features.