attempt at version tag

c17913cd · Christopher League · a5894e87 · c17913cd · c17913cd
Commit c17913cd authored Dec 22, 2018 by Christopher League
--- a/.gitattributes
+++ b/.gitattributes
+version.nix export-subst
--- a/version.nix
+++ b/version.nix
+{
+  hash = "$Format:%H$";
+}