From f716f6060e7ee99704055dc57f603da3668e7da6 Mon Sep 17 00:00:00 2001
From: neilpang <neil@neilpang.com>
Date: Mon, 27 Jan 2020 23:02:09 +0800
Subject: [PATCH] minor check update hash for branch name

---
 acme.sh | 6 +++++-
 1 file changed, 5 insertions(+), 1 deletion(-)

diff --git a/acme.sh b/acme.sh
index 786d929..b4974fe 100755
--- a/acme.sh
+++ b/acme.sh
@@ -6315,7 +6315,11 @@ _installOnline() {
 }
 
 _getMasterHash() {
-  _hash_url="https://api.github.com/repos/Neilpang/acme.sh/git/refs/heads/master"
+  _b="$BRANCH"
+  if [ -z "$_b" ]; then
+    _b="master"
+  fi
+  _hash_url="https://api.github.com/repos/Neilpang/acme.sh/git/refs/heads/$_b"
   _get $_hash_url | tr -d "\r\n" | tr '{},' '\n' | grep '"sha":' | cut -d '"' -f 4
 }