+`git-init-db` won't hurt an existing repository.
+
+
+EXAMPLES
+--------
+
+Start a new git repository for an existing code base::
++
+----------------
+$ cd /path/to/my/codebase
+$ git-init-db <1>
+$ git-add . <2>
+
+<1> prepare /path/to/my/codebase/.git directory
+<2> add all existing file to the index
+----------------