FROM golang:1.15

# upgrade git to v2.30.1
RUN curl -SL https://github.com/git/git/archive/v2.30.1.tar.gz \
    | tar -xzv -C /go \
    && apt-get update \
    && apt-get install -y libcurl4-gnutls-dev libexpat1-dev gettext libz-dev libssl-dev \
    && make -C /go/git-2.30.1 prefix=/usr all \
    && make -C /go/git-2.30.1 prefix=/usr install \
    && rm -rf /go/git-2.30.1 \
# install git-lfs
    && curl -s https://packagecloud.io/install/repositories/github/git-lfs/script.deb.sh | bash \
    && apt-get install -y git-lfs