+=item $ lei blob 59ec517f9
+
+Show message with the git blob OID of 59ec517f9. If a message with
+that OID isn't found, check if the current git repository has the
+blob, trying to reconstruct it from a message if needed.
+
+=item $ lei blob 59ec517f9 | lei mark - -F eml +kw:flagged +L:next
+
+Set the "flagged" keyword and "next" label on the message with the
+blob OID of 59ec517f9.
+