Eelco Dolstra ac97ba25ae Revert "libgit2: 0.26.6 → 0.27.7" ...

This reverts commit cc50638176 because
it breaks cargo (again, see fca4fbeba9):

  $ cargo build
      Updating crates.io index
  Segmentation fault

2019-01-11 14:58:45 +01:00

..

default.nix

Revert "libgit2: 0.26.6 → 0.27.7"

2019-01-11 14:58:45 +01:00