User did not have the ability to copy incidents over, similar to the way change requests are copied.
System versions up to Jakarta and including Jakarta
Good news! The capability to Copy incidents, has been introduced on the Kingston release:
"Copy an incident or create a child incident
Copy Incident copies the details of an existing incident record to a new incident record. Create Child Incident copies the details of the parent incident and links the new incident to the parent incident."
Here is our official documentation: