-##RUN git clone --depth 1 -b $BRANCH https://gerrit.opnfv.org/gerrit/yardstick ${YARDSTICK_REPO_DIR}
-RUN mkdir ${YARDSTICK_REPO_DIR}
-COPY ./ ${YARDSTICK_REPO_DIR}
+#For developers: To test your changes you must comment out the git clone for ${YARDSTICK_REPO_DIR}.
+#You must also uncomment the RUN and COPY commands below.
+#You must run docker build from your yardstick directory on the host.
+RUN git clone --depth 1 -b $BRANCH https://gerrit.opnfv.org/gerrit/yardstick ${YARDSTICK_REPO_DIR}
+#RUN mkdir ${YARDSTICK_REPO_DIR}
+#COPY ./ ${YARDSTICK_REPO_DIR}