set last git update date to force update on build
set last git update date to force update on build

Banno/kafka-docker,varju/kafka-docker,scrapinghub/kafka-docker,openshine/docker-kafka,blademainer/kafka-docker,b0c1/kafka-docker,jdavisonc/kafka-docker,SUMGlobal/rpi-kafka,juanantoniofm/kafka-dockerized-cluster,mzemel/kafka-docker,nwkeeley/kafka-docker,DockerKafka/kafka-docker,coffenbacher/kafka-docker,geoand/kafka-docker,wurstmeister/kafka-docker,saleswise/kafka-docker,cyberphysical/kafka-docker,tagia0212/kafka-docker,cloudbearings/kafka-docker