git: add potential workaround of keepalive race
git: add potential workaround of keepalive race

tomhughes/openstreetmap-chef,zerebubuth/openstreetmap-chef,openstreetmap/chef,zerebubuth/openstreetmap-chef,openstreetmap/chef,zerebubuth/openstreetmap-chef,openstreetmap/chef,tomhughes/openstreetmap-chef,tomhughes/openstreetmap-chef,openstreetmap/chef,zerebubuth/openstreetmap-chef,openstreetmap/chef,tomhughes/openstreetmap-chef,zerebubuth/openstreetmap-chef,openstreetmap/chef,zerebubuth/openstreetmap-chef,tomhughes/openstreetmap-chef,tomhughes/openstreetmap-chef,openstreetmap/chef,zerebubuth/openstreetmap-chef,tomhughes/openstreetmap-chef,zerebubuth/openstreetmap-chef,tomhughes/openstreetmap-chef,openstreetmap/chef