builtin/tag: convert to struct object_id

diff --git a/Documentation/git-read-tree.txt b/Documentation/git-read-tree.txt
index fa1d557e5b98eb6dc40e3baa65964138b4cc0621..ed9d63ef4a35fa5ba70b1b7f1ffd393f517be030 100644 (file)
--- a/Documentation/git-read-tree.txt
+++ b/Documentation/git-read-tree.txt
@@ -115,6 +115,12 @@ OPTIONS
        directories the index file and index output file are
        located in.
 
+--[no-]recurse-submodules::
+       Using --recurse-submodules will update the content of all initialized
+       submodules according to the commit recorded in the superproject by
+       calling read-tree recursively, also setting the submodules HEAD to be
+       detached at that commit.
+
 --no-sparse-checkout::
        Disable sparse checkout support even if `core.sparseCheckout`
        is true.