--build-arg=arvados_version=$ARVADOS_BRANCH \
--build-arg=workbench2_version=$WORKBENCH2_BRANCH \
--build-arg=workdir=/tools/arvbox/lib/arvbox/docker \
--build-arg=arvados_version=$ARVADOS_BRANCH \
--build-arg=workbench2_version=$WORKBENCH2_BRANCH \
--build-arg=workdir=/tools/arvbox/lib/arvbox/docker \