Documentation: revise top of git man page

diff --git a/blob.c b/blob.c
index c800cd3905e2a4e97098064a588e15c0ae33a0b0..84ec1212e7010b8cbf535355d4114eded3007672 100644 (file)
--- a/blob.c
+++ b/blob.c
@@ -1,10 +1,10 @@
-#include "blob.h"
 #include "cache.h"
+#include "blob.h"
 #include <stdlib.h>
 
 const char *blob_type = "blob";
 
-struct blob *lookup_blob(unsigned char *sha1)
+struct blob *lookup_blob(const unsigned char *sha1)
 {
        struct object *obj = lookup_object(sha1);
        if (!obj) {