It appears both the from_disk [1] (swh.loader.git.from_disk.GitLoaderFromDisk) and the
production (swh.loader.git.loader.GitLoader) implementations grew some objects check
divergence.
Some checks are done in the from_disk implementation [3] that is not used in the main
implementation (understand the one used in production).
One diff recently landed that increases that divergence [2].
[1] One of the implementations used to ingest gitorious and googlecode git origins possibly.
[2] D6069