<object>::
An object to treat as the head of an unreachability trace.
+
-If no objects are given, 'git-fsck' defaults to using the
+If no objects are given, 'git fsck' defaults to using the
index file, all SHA1 references in .git/refs/*, and all reflogs (unless
--no-reflogs is given) as heads.
will do quite a _lot_ of verification on the tree. There are a few
extra validity tests to be added (make sure that tree objects are
-sorted properly etc), but on the whole if 'git-fsck' is happy, you
+sorted properly etc), but on the whole if 'git fsck' is happy, you
do have a valid tree.
Any corrupt objects you will have to find in backups or other archives