From 00a6a14a23433349f1a8976898e181c11540a669 Mon Sep 17 00:00:00 2001
From: Ricky Whitaker <ricky.whitaker@grafana.com>
Date: Wed, 3 May 2023 12:53:14 -0500
Subject: [PATCH] adding backup ubuntu mirrors into Dockerfile (#67341)

---
 Dockerfile | 1 +
 1 file changed, 1 insertion(+)

diff --git a/Dockerfile b/Dockerfile
index 3d4f4dbdbe8..adab4389208 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -108,6 +108,7 @@ RUN if grep -i -q alpine /etc/issue; then \
       apk add --no-cache ca-certificates bash curl tzdata musl-utils && \
       apk info -vv | sort; \
     elif grep -i -q ubuntu /etc/issue; then \
+      sed -i "s|deb http://.*/ \(.*\)|\0\ndeb http://mirrors.mit.edu/ubuntu/ \1\ndeb http://mirrors.ocf.berkeley.edu/ubuntu/ \1|g" /etc/apt/sources.list && \
       DEBIAN_FRONTEND=noninteractive && \
       apt-get update && \
       apt-get install -y ca-certificates curl tzdata && \