DoV export failure reading task_result

[ggatward]

Exporting DoV on Sat 6.2 resulted in a failure with Traceback:

Traceback (most recent call last):
File "sat_export.py", line 1231, in
main(sys.argv[1:])
File "sat_export.py", line 966, in main
ok_to_export = check_running_tasks(repo_result['label'], ename)
File "sat_export.py", line 375, in check_running_tasks
if task_result['input']['repository']['label'] == label
KeyError: 'repository'