message: Temporarily pin libgit2-sys.
diff: @@ -44,7 +44,9 @@ jobserver = "0.1.24"
  lazycell = "1.2.0"
  libc = "0.2"
  log = "0.4.6"
  -libgit2-sys = "0.14.1"
  +# Temporarily pin libgit2-sys due to some issues with SSH not working on
  +# Windows.
  +libgit2-sys = "=0.14.1"
  memchr = "2.1.3"
  opener = "0.5"
  os_info = "3.5.0"
  