fetch.c: remove an unused variable and dead code.

Funnily enough, this variable was never assigned ever since it
was introduced, and has been protecting some code that has never
been executed.

Signed-off-by: Junio C Hamano <junkio@cox.net>

1 files changed, 0 insertions, 3 deletions

diff --git a/fetch.h b/fetch.h
index 9837a3d03..001a6b8e2 100644
--- a/fetch.h
+++ b/fetch.h
@@ -25,9 +25,6 @@ extern int fetch_ref(char *ref, unsigned char *sha1);
 /* If set, the ref filename to write the target value to. */
 extern const char *write_ref;
 
-/* If set, the hash that the current value of write_ref must be. */
-extern const unsigned char *current_ref;
-
 /* Set to fetch the target tree. */
 extern int get_tree;