fetch: Initialize localCacheHit
fetch: Initialize localCacheHit

This is only changed if we have a local cache to use,
so default to false (not already found).

Change-Id: I7a02cc055278719fce35ff23f57392963f9c27a9
Reviewed-by: Matt Bennett <e3d8681cec70d3da741935b3385821001b249adc@alliedtelesis.co.nz>
Reviewed-by: Ridge Kennedy <c60c433c4c1ae237d133641099200771ff6f6f30@alliedtelesis.co.nz>
Signed-off-by: Matt Bennett <e3d8681cec70d3da741935b3385821001b249adc@alliedtelesis.co.nz>

ATL-NZ/buildsyspp,alliedtelesis/buildsyspp