1 files changed, 4 insertions, 4 deletions
diff --git a/app/Issue/Provenance.hs b/app/Issue/Provenance.hs
index b5fd396..addb6fe 100644
--- a/app/Issue/Provenance.hs
+++ b/app/Issue/Provenance.hs
@@ -20,6 +20,8 @@ import Data.Time.Calendar (Day (..), toModifiedJulianDay)
 import Data.Time.Clock (DiffTime, UTCTime (..), picosecondsToDiffTime)
 import Exception qualified as E
 import GHC.Generics (Generic)
+import History.CommitHash (CommitHash)
+import History.CommitHash qualified as C
 import Process (sh)
 import System.Process.Typed (setWorkingDir)
 import Prelude hiding (lines)
@@ -31,9 +33,7 @@ data Provenance = Provenance
   deriving (Show, Generic, Binary, Eq)
 
 data Commit = Commit
-  { -- TODO `T.Text` -> `CommitHash`
-    -- @difficulty easy
-    hash :: T.Text,
+  { hash :: CommitHash,
     date :: UTCTime,
     author :: Author
   }
@@ -73,7 +73,7 @@ commitFromHEAD cwd = do
       let date = read (unpack rawDate)
        in pure
             Commit
-              { hash = hash,
+              { hash = C.Commit hash,
                 date = date,
                 author = Author authorName authorEmail
               }