mercurial/scmutil.py

--- a/mercurial/scmutil.py	Sun Oct 14 13:19:24 2018 +0200
+++ b/mercurial/scmutil.py	Sun Oct 14 12:59:02 2018 +0200
@@ -1766,6 +1766,9 @@
         @reportsummary
         def reportobsoleted(repo, tr):
             obsoleted = obsutil.getobsoleted(repo, tr)
+            newmarkers = len(tr.changes.get('obsmarkers', ()))
+            if newmarkers:
+                repo.ui.status(_('%i new obsolescence markers\n') % newmarkers)
             if obsoleted:
                 repo.ui.status(_('obsoleted %i changesets\n')
                                % len(obsoleted))