A subsequent change will change the semantics of DC_SHA1_SUBMODULE in
a way that would require moving these checks around, so start by
moving them around without any functional changes to reduce the size
of the subsequent patch.
Signed-off-by: Ævar Arnfjörð Bjarmason <avarab@gmail.com> Signed-off-by: Junio C Hamano <gitster@pobox.com>