+FROM golang:latest
+
+ENV SHELL /bin/bash
+ENV HOME /root
+WORKDIR $HOME
+
+COPY . /go/src/golang.org/x/tools/cmd/getgo
+
+RUN ( \
+ cd /go/src/golang.org/x/tools/cmd/getgo \
+ && go build \
+ && mv getgo /usr/local/bin/getgo \
+ )
+
+# undo the adding of GOPATH to env for testing
+ENV PATH /usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin
+ENV GOPATH ""
+
+# delete /go and /usr/local/go for testing
+RUN rm -rf /go /usr/local/go