From 49c387ba2a1e426c829bf5e678ce8d347dbf5955 Mon Sep 17 00:00:00 2001
From: Brad Rydzewski <brad.rydzewski@gmail.com>
Date: Wed, 28 Oct 2015 15:39:19 -0700
Subject: [PATCH] document `COMMIT_SHORT` injection notation

---
 docs/build/env.md | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/docs/build/env.md b/docs/build/env.md
index ea259094f..2d0f7466e 100644
--- a/docs/build/env.md
+++ b/docs/build/env.md
@@ -31,7 +31,8 @@ Drone also injects `CI_` prefixed variables for compatibility with other systems
 
 A subset of variables may be injected directly into the Yaml at runtime using the `$$` notation:
 
-* `$$COMMIT` git sha for the current build, `--short` format
+* `$$COMMIT_SHORT` git sha for the current build, `--short` format
+* `$$COMMIT` git sha for the current build, long format
 * `$$BRANCH` git branch for the current build
 * `$$REPO` repository full name (in `owner/name` format)
 * `$$TAG` tag name