t / t5100 / patch0016on commit convert log_ref_write_fd() to use strbuf (80a6c20)
   1---
   2diff --git a/foo b/foo
   3index e69de29..d95f3ad 100644
   4--- a/foo
   5+++ b/foo
   6@@ -0,0 +1 @@
   7+content
   8