$ git log -L 1,20:index.html
commit 6a57fde739de66293231f6204cbd8b2feca3a869
Author: John Doe <
[email protected]>
Date: Tue Mar 22 16:33:42 2016 -0500
commit message
diff --git a/index.html b/index.html
--- a/index.html
+++ b/index.html
@@ -1,17 +1,20 @@
<!DOCTYPE HTML>
...