From 6f736a79b787d2d1f9234d3112c2783ed9ee0f3c Mon Sep 17 00:00:00 2001
From: Zaiming Shi <zmstone@gmail.com>
Date: Thu, 11 Feb 2021 15:35:37 +0100
Subject: [PATCH] chore(script): Allow compare base to be a commit sha1 hash

---
 scripts/elvis-check.sh | 11 +++++++++--
 1 file changed, 9 insertions(+), 2 deletions(-)

diff --git a/scripts/elvis-check.sh b/scripts/elvis-check.sh
index 0e105bf99..e367dbfa9 100755
--- a/scripts/elvis-check.sh
+++ b/scripts/elvis-check.sh
@@ -23,10 +23,17 @@ if [ ! -f ./elvis ] || [ "$(./elvis -v | grep -oE '[1-9]+\.[0-9]+\.[0-9]+\-emqx-
     chmod +x ./elvis
 fi
 
-git fetch origin "$base"
+if [[ "$base" =~ [0-9a-f]{8,40} ]]; then
+    # base is a commit sha1
+    compare_base="$base"
+else
+    remote="$(git remote -v | grep -E 'github\.com(.|/)emqx' | grep fetch | awk '{print $1}')"
+    git fetch "$remote" "$base"
+    compare_base="$remote/$base"
+fi
 
 git_diff() {
-    git diff --name-only origin/"$base"...HEAD
+    git diff --name-only "$compare_base"...HEAD
 }
 
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