arv-keepdocker --pull arvados/jobs $tag
else
jobsimg=\$(curl http://versions.arvados.org/v1/commit/$tag | python -c "import json; import sys; sys.stdout.write(json.load(sys.stdin)['Versions']['Docker']['arvados/jobs'])")
arv-keepdocker --pull arvados/jobs $tag
else
jobsimg=\$(curl http://versions.arvados.org/v1/commit/$tag | python -c "import json; import sys; sys.stdout.write(json.load(sys.stdin)['Versions']['Docker']['arvados/jobs'])")