Comment # 8 on bug 947846 from Dominique Leuenberger

(In reply to Stephan Kulow from comment #7)
> Dominique - the openSUSE-images are not rebuild automatically. This needs to
> be added to rebuildpacs (unless we want to wait forever for rebuilds)

rebuildpacs.pl already contains
check_leaf_package("installation-images-openSUSE", \%torebuild);

so in essence, this is already in place and 'should' be working.

>osc jobhist openSUSE:Leap:42.1 installation-images-openSUSE standard x86_64

(for the last three days):
>2015-09-27 13:04:30 CET  installation-images-openSUSE                       new build        succeeded               48m  4s   build20:6       
>2015-09-27 13:48:05 CET  installation-images-openSUSE                       rebuild counter  succeeded               33m 55s   cloud116:4      
>2015-09-27 16:38:32 CET  installation-images-openSUSE                       new build        succeeded               15m 22s   build71:4       
>2015-09-27 18:18:55 CET  installation-images-openSUSE                       new build        succeeded               18m  7s   build73:2       
>2015-09-27 19:42:11 CET  installation-images-openSUSE                       new build        succeeded               28m  9s   cloud136:2      
>2015-09-28 01:12:37 CET  installation-images-openSUSE                       new build        succeeded               38m  6s   build33:3       
>2015-09-29 10:37:06 CET  installation-images-openSUSE                       new build        succeeded               25m 30s   cloud104:3      
>2015-09-29 12:16:05 CET  installation-images-openSUSE                       new build        succeeded               36m 34s   cloud109:3      
>2015-09-29 16:11:26 CET  installation-images-openSUSE                       new build        succeeded            1h  7m 31s   build31:8 

This would imply that rebuilding is definitively done...