ZODB Components: Reset `source_reference` and `description` on clone.

9 jobs for arnau in 0 seconds
Status Job ID Name Coverage
  External
passed ERP5.CodingStyleTest-Master

00:56:20

passed ERP5.PerformanceTest-Master

00:23:34

failed ERP5.UnitTest-Master

04:14:27

failed ERP5.UnitTest-Master.Medusa

01:26:34

passed SlapOS.Eggs.UnitTest-Master.Python2

00:27:27

passed SlapOS.Eggs.UnitTest-Master.Python3

00:27:05

passed ERP5.UnitTest-Master

01:24:46

passed SlapOS.Eggs.UnitTest-Master.Python2

00:19:23

passed SlapOS.Eggs.UnitTest-Master.Python3

00:08:56