archive-tar: use xsnprintf for trivial formatting

diff --git a/builtin/show-ref.c b/builtin/show-ref.c
index dfbc314ac27aae11a660e04d821816325c040e67..131ef28e5cb5d0a08bc00a7ad99e137bdd44eb66 100644 (file)
--- a/builtin/show-ref.c
+++ b/builtin/show-ref.c
@@ -8,7 +8,7 @@
 
 static const char * const show_ref_usage[] = {
        N_("git show-ref [-q | --quiet] [--verify] [--head] [-d | --dereference] [-s | --hash[=<n>]] [--abbrev[=<n>]] [--tags] [--heads] [--] [<pattern>...]"),
-       N_("git show-ref --exclude-existing[=pattern] < ref-list"),
+       N_("git show-ref --exclude-existing[=<pattern>] < <ref-list>"),
        NULL
 };