src/main/java/com/gitblit/utils/JGitUtils.java
@@ -711,7 +711,7 @@ try { // resolve object id ObjectId branchObject; if (StringUtils.isEmpty(objectId)) { if (StringUtils.isEmpty(objectId) || "HEAD".equalsIgnoreCase(objectId)) { branchObject = getDefaultBranch(repository); } else { branchObject = repository.resolve(objectId);