diff --git a/libimagstorestdhook/src/vcs/git/update.rs b/libimagstorestdhook/src/vcs/git/update.rs
index 70b37b49..d13dd987 100644
--- a/libimagstorestdhook/src/vcs/git/update.rs
+++ b/libimagstorestdhook/src/vcs/git/update.rs
@@ -106,6 +106,13 @@ impl StoreIdAccessor for UpdateHook {
         let repo      = try!(self.runtime.repository(&action));
         let mut index = try!(fetch_index(repo, &action));
 
+        if !self.runtime.repo_is_dirty(&index) {
+            debug!("[GIT UPDATE HOOK]: Repository seems to be clean. I'm done.");
+            return Ok(())
+        } else {
+            debug!("[GIT UPDATE HOOK]: Repository seems to be dirty. Continuing.");
+        }
+
         let signature = try!(
             repo.signature()
                 .map_err_into(GHEK::MkSignature)