From c37d5aaccf377831097f0af7204b6d4efa26e260 Mon Sep 17 00:00:00 2001
From: Joe Evans <github@250hacks.net>
Date: Thu, 10 Dec 2020 21:50:41 -0800
Subject: [PATCH] Fix R builds on CI (#19656)

---
 ci/docker/install/ubuntu_r.sh | 4 ++++
 1 file changed, 4 insertions(+)

diff --git a/ci/docker/install/ubuntu_r.sh b/ci/docker/install/ubuntu_r.sh
index cd5fcb821d6f..6105da8c4813 100755
--- a/ci/docker/install/ubuntu_r.sh
+++ b/ci/docker/install/ubuntu_r.sh
@@ -31,9 +31,13 @@ echo "deb http://cran.rstudio.com/bin/linux/ubuntu trusty/" >> /etc/apt/sources.
 
 apt-key adv --keyserver keyserver.ubuntu.com --recv-keys E298A3A825C0D65DFD57CBB651716619E084DAB9
 
+add-apt-repository ppa:cran/libgit2
+
 apt-get update || true
 apt-get install -y --allow-unauthenticated \
     libcairo2-dev \
+    libgit2-dev \
+    libssh2-1-dev \
     libssl-dev \
     libxml2-dev \
     libxt-dev \