diff --git a/reno/config.py b/reno/config.py
index 7174726..db8eca4 100644
--- a/reno/config.py
+++ b/reno/config.py
@@ -167,7 +167,7 @@ _OPTIONS = [
         "base" of a branch. Other branches are ignored.
         """)),
 
-    Opt('closed_branch_tag_re', '(.+)-eol',
+    Opt('closed_branch_tag_re', '(.+)-eo[lm]',
         textwrap.dedent("""\
         The pattern for names for tags that replace closed
         branches that are relevant when scanning history to
diff --git a/reno/scanner.py b/reno/scanner.py
index 0891e7b..d8b0d6c 100644
--- a/reno/scanner.py
+++ b/reno/scanner.py
@@ -555,6 +555,9 @@ class Scanner(object):
                 'refs/tags/' + name,
                 # If a stable branch was removed, look for its EOL tag.
                 'refs/tags/' + (name.rpartition('/')[-1] + '-eol'),
+                # If a stable branch was moved to unmaintained, look
+                # for its EOM tag. EOL will have precedence if exists.
+                'refs/tags/' + (name.rpartition('/')[-1] + '-eom'),
                 # If someone is using the "short" name for a branch
                 # without a local tracking branch, look to see if the
                 # name exists on the 'origin' remote.
diff --git a/reno/tests/test_scanner.py b/reno/tests/test_scanner.py
index ded425d..4cc5e83 100644
--- a/reno/tests/test_scanner.py
+++ b/reno/tests/test_scanner.py
@@ -1874,6 +1874,8 @@ class GetRefTest(Base):
         self.repo.git('tag', '-s', '-m', 'first tag', '1.0.0')
         self.repo.git('branch', 'stable/foo')
         self.repo.git('tag', 'bar-eol')
+        self.repo.git('tag', 'bar-eom')
+        self.repo.git('tag', 'baz-eom')
         self.scanner = scanner.Scanner(self.c)
 
     def tearDown(self):
@@ -1895,6 +1897,11 @@ class GetRefTest(Base):
         expected = self.scanner._repo.head()
         self.assertEqual(expected, ref)
 
+    def test_eom_tag_from_branch(self):
+        ref = self.scanner._get_ref('stable/baz')
+        expected = self.scanner._repo.head()
+        self.assertEqual(expected, ref)
+
     def test_head(self):
         ref = self.scanner._get_ref(None)
         expected = self.scanner._repo.head()