We can use 4.10 now :)

kdesrc-buildrc-sample

@@ -231,7 +231,7 @@ end module-set
 # kdelibs was actually defined earlier, in the module set above. This module is
 # only used to set the "branch" option.
 module kdelibs
-    branch KDE/4.9
+    branch KDE/4.10
 end module
 
 # The next module-set completes a base workspace. kdepimlibs should be compiled