Unable to download and patch entity translation

[amcgowanca]

 >> DOWNLOAD_ERROR: Unable to download                               �[1;33;40m�[1m[warning]�[0m
https://raw.githubusercontent.com/imagex/imagex_patches/7.x/contrib/entity_translation/entity_translation-attempt_to_use_non_object-7.patch.

[amcgowanca]

It appears that githubusercontent.com domain works OK on local machines but not on development servers where automation occurs via Jenkins. The github.com domain usage works fine in both areas from initial testing.