can't checkout ghc 8.6 branch correctly -- something wrong with transformers mirror repo?

Carter Schonwald carter.schonwald at
Fri Jul 26 18:18:54 UTC 2019

Hey everyone, whats wrong with the 8.6 branch?

when i do a fresh clone, i wind up with this error :
git submodule update  --init --recursive
error: Server does not allow request for unadvertised object
Fetched in submodule path 'libraries/transformers', but it did not contain
def8c55d0c47c1c40de985d83f052f3659b40cfd. Direct fetching of that commit
14:17:43 ~/D/r/ghc-8.6.5-series (ghc-8.6|✚6) $
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