doc hash-function-transition: fix incomplete sentence

Signed-off-by: Thomas Ackermann <th.acker@arcor.de>
Signed-off-by: Junio C Hamano <gitster@pobox.com>
diff --git a/Documentation/technical/hash-function-transition.txt b/Documentation/technical/hash-function-transition.txt
index 9e13919..5ff9ee0 100644
--- a/Documentation/technical/hash-function-transition.txt
+++ b/Documentation/technical/hash-function-transition.txt
@@ -315,7 +315,7 @@
 Reading an object's SHA-1 content
 ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
 The SHA-1 content of an object can be read by converting all SHA-256 names
-its SHA-256 content references to SHA-1 names using the translation table.
+of its SHA-256 content references to SHA-1 names using the translation table.
 
 Fetch
 ~~~~~