diff --git a/src/Commands/QuerySingleCommit.cs b/src/Commands/QuerySingleCommit.cs
index 35289ec58..3f2deef38 100644
--- a/src/Commands/QuerySingleCommit.cs
+++ b/src/Commands/QuerySingleCommit.cs
@@ -6,6 +6,9 @@ public class QuerySingleCommit : Command
     {
         public QuerySingleCommit(string repo, string sha)
         {
+            _repo = repo;
+            _sha = sha;
+
             WorkingDirectory = repo;
             Context = repo;
             Args = $"show --no-show-signature --decorate=full --format=%H%n%P%n%D%n%aN±%aE%n%at%n%cN±%cE%n%ct%n%s -s {sha}";
@@ -13,6 +16,10 @@ public QuerySingleCommit(string repo, string sha)
 
         public Models.Commit Result()
         {
+            var isCommitSHA = new IsCommitSHA(_repo, _sha).Result();
+            if (!isCommitSHA)
+                return null;
+
             var rs = ReadToEnd();
             if (rs.IsSuccess && !string.IsNullOrEmpty(rs.StdOut))
             {
@@ -37,5 +44,8 @@ public Models.Commit Result()
 
             return null;
         }
+
+        private readonly string _repo;
+        private readonly string _sha;
     }
 }