It looks like someone recently added a --jobs 2 opt to git fetch during scap deploy-local fetch stage:

However, The git version 1.9.1 in Ubuntu Trusty does not take a --jobs opt to its fetch command.

21:04:54 deploy-local failed: <CalledProcessError> Command '['/usr/bin/git', 'fetch', '--jobs', '2']' returned non-zero exit status 129