Fish Wang says to Ow< [MSFW]
# FROM ubuntu FROM debian:jessie ARG APT_MIRROR='opensource.nchc.org.tw' RUN sed --in-place "s/httpredir.debian.org/$APT_MIRROR/g" /etc/apt/sources.list \ && sed --in-place "s/deb.debian.org/$APT_MIRROR/g" /etc/apt/sources.list RUN echo "deb http://$APT_MIRROR/debian jessie-backports main" >> /etc/apt/sources.list \ && apt-get -y update \ && apt-get install -y -t jessie-backports cmake \ && sed -i '/jessie-backports/d' /etc/apt/sources.list \ && apt-get clean && rm -rf /var/lib/apt/lists/* /tmp/* /var/tmp/* \ && apt-get -y update \ && apt-get -y install git cmake ninja-build clang python uuid-dev libicu-dev icu-devtools libbsd-dev libedit-dev libxml2-dev libsqlite3-dev swig libpython-dev libncurses5-dev pkg-config libblocksruntime-dev libcurl4-openssl-dev autoconf libtool systemtap-sdt-dev tzdata \ && apt-get clean && rm -rf /var/lib/apt/lists/* /tmp/* /var/tmp/* \ && mkdir swift-source \ && cd swift-source \ && git clone https://github.com/apple/swift.git \ && ./swift/utils/update-checkout --clone \ && cd swift \ && utils/build-script --release-debuginfo