a b/a l 644 a 755 * b/a 644 @ l b789fdd96dc2f3bd229c1dd8eedf0fc60e2b68e3 644 a b789fdd96dc2f3bd229c1dd8eedf0fc60e2b68e3 755 * b/a 047b75c6d7a3ef6a2243bd0e99f94f6ea6683597 644 @ l a l a b/a l a b/a l % should fail abort: unknown revision '2'! abort: please specify just one revision a b/a l