diff --git a/app/commands/download.py b/app/commands/download.py
index 603ef63..2ef63a5 100644
--- a/app/commands/download.py
+++ b/app/commands/download.py
@@ -214,7 +214,7 @@ def setup_exercise_folder(
                 info("You already have a fork, deleting it")
                 delete_repo(fork_name)
             info("Creating fork of exercise repository")
-            fork(exercise_repo, fork_name)
+            fork(exercise_repo, fork_name, config.exercise_repo.fork_all_branches)
             info("Creating clone of your fork")
             clone_with_custom_name(
                 f"{username}/{fork_name}", config.exercise_repo.repo_name
diff --git a/app/configs/exercise_config.py b/app/configs/exercise_config.py
index ce18e13..0dd7af1 100644
--- a/app/configs/exercise_config.py
+++ b/app/configs/exercise_config.py
@@ -16,6 +16,7 @@ class ExerciseRepoConfig:
         repo_name: str
         repo_title: Optional[str]
         create_fork: Optional[bool]
+        fork_all_branches: Optional[bool]
         init: Optional[bool]
 
     exercise_name: str
@@ -72,6 +73,7 @@ def read(cls: Type[Self], path: Path, cds: int) -> Self:
                 repo_name=exercise_repo["repo_name"],
                 repo_title=exercise_repo["repo_title"],
                 create_fork=exercise_repo["create_fork"],
+                fork_all_branches=exercise_repo["fork_all_branches"],
                 init=exercise_repo["init"],
             ),
             downloaded_at=None,
diff --git a/app/utils/github_cli.py b/app/utils/github_cli.py
index 9b708f3..21abff7 100644
--- a/app/utils/github_cli.py
+++ b/app/utils/github_cli.py
@@ -71,18 +71,18 @@ def get_repo_https_url(repo: str) -> Optional[str]:
     return None
 
 
-def fork(repository_name: str, fork_name: str) -> None:
-    run(
-        [
-            "gh",
-            "repo",
-            "fork",
-            repository_name,
-            "--default-branch-only",
-            "--fork-name",
-            fork_name,
-        ],
-    )
+def fork(repository_name: str, fork_name: str, all_branches: bool | None = False) -> None:
+    fork_command = [
+        "gh",
+        "repo",
+        "fork",
+        repository_name,
+        "--fork-name",
+        fork_name,
+    ]
+    if all_branches == None or not all_branches:
+        fork_command.append("--default-branch-only")
+    run(fork_command)
 
 
 def clone(repository_name: str) -> None: