--- a/mercurial/revlogutils/nodemap.py	Thu May 18 18:45:54 2023 +0100
+++ b/mercurial/revlogutils/nodemap.py	Thu May 18 19:37:12 2023 +0100
@@ -611,10 +611,10 @@
 def check_data(ui, index, data):
     """verify that the provided nodemap data are valid for the given idex"""
     ret = 0
-    ui.status((b"revision in index:   %d\n") % len(index))
+    ui.status((b"revisions in index:   %d\n") % len(index))
     root, __ = parse_data(data)
     all_revs = set(_all_revisions(root))
-    ui.status((b"revision in nodemap: %d\n") % len(all_revs))
+    ui.status((b"revisions in nodemap: %d\n") % len(all_revs))
     for r in range(len(index)):
         if r not in all_revs:
             msg = b"  revision missing from nodemap: %d\n" % r
@@ -637,7 +637,7 @@
 
     if all_revs:
         for r in sorted(all_revs):
-            msg = b"  extra revision in  nodemap: %d\n" % r
+            msg = b"  extra revisions in  nodemap: %d\n" % r
             ui.write_err(msg)
         ret = 1
     return ret