Skip the commit check when running build_media
Skip the commit check when running build_media

We don't actually have a git repository when we run build_media inside
our docker container so this is required.

pculture/unisubs,wevoice/wesub,wevoice/wesub,pculture/unisubs,pculture/unisubs,wevoice/wesub,wevoice/wesub,pculture/unisubs