Index: trunk/doc/developer/releasing.txt
===================================================================
--- trunk/doc/developer/releasing.txt	(revision 33254)
+++ trunk/doc/developer/releasing.txt	(revision 33255)
@@ -9,7 +9,7 @@
 3. rewrite the release notes
 4. modify version number in scconfig
 5. commit trunk
-6. svn tag using URLs
+6. svn tag using URLs (use svn copy --pin-externals)
 7. update the timeline, events and doc/news.html
 8. update locally built binaries: windows