diff --git a/Dockerfile b/Dockerfile
new file mode 100644
index 0000000..1765b71
--- /dev/null
+++ b/Dockerfile
@@ -0,0 +1,23 @@
+FROM golang:1.15
+
+RUN echo "deb https://mirrors.tuna.tsinghua.edu.cn/debian/ buster main contrib non-free" > /etc/apt/sources.list
+RUN echo "deb https://mirrors.tuna.tsinghua.edu.cn/debian/ buster-updates main contrib non-free" >> /etc/apt/sources.list
+RUN echo "deb https://mirrors.tuna.tsinghua.edu.cn/debian/ buster-backports main contrib non-free" >> /etc/apt/sources.list
+RUN echo "deb https://mirrors.tuna.tsinghua.edu.cn/debian-security buster/updates main contrib non-free" >> /etc/apt/sources.list
+
+# upgrade git to v2.30.1
+WORKDIR /go
+RUN apt-get update
+RUN apt-get install -y wget
+RUN wget "https://github.com/git/git/archive/v2.30.1.tar.gz"
+RUN tar -xvf v2.30.1.tar.gz
+WORKDIR /go/git-2.30.1
+RUN apt-get install -y libcurl4-gnutls-dev libexpat1-dev gettext libz-dev libssl-dev
+RUN make prefix=/usr all
+RUN make prefix=/usr install
+WORKDIR /go
+RUN rm -rf git-2.30.1 v2.30.1.tar.gz
+
+# install git-lfs
+RUN curl -s https://packagecloud.io/install/repositories/github/git-lfs/script.deb.sh | bash
+RUN apt-get install -y git-lfs