diff --git a/changelogs/unreleased/gitaly-opt-out-branch-tag.yml b/changelogs/unreleased/gitaly-opt-out-branch-tag.yml
new file mode 100644
index 00000000000..750fc863eed
--- /dev/null
+++ b/changelogs/unreleased/gitaly-opt-out-branch-tag.yml
@@ -0,0 +1,5 @@
+---
+title: Move Gitaly branch/tag/ref RPC's to opt-out
+merge_request: 19644
+author:
+type: other
diff --git a/lib/gitlab/git/repository.rb b/lib/gitlab/git/repository.rb
index 63e1102f686..e883964a090 100644
--- a/lib/gitlab/git/repository.rb
+++ b/lib/gitlab/git/repository.rb
@@ -120,7 +120,7 @@ module Gitlab
 
       # Default branch in the repository
       def root_ref
-        @root_ref ||= gitaly_migrate(:root_ref) do |is_enabled|
+        @root_ref ||= gitaly_migrate(:root_ref, status: Gitlab::GitalyClient::MigrationStatus::OPT_OUT) do |is_enabled|
           if is_enabled
             gitaly_ref_client.default_branch_name
           else
@@ -152,7 +152,7 @@ module Gitlab
       # Returns an Array of branch names
       # sorted by name ASC
       def branch_names
-        gitaly_migrate(:branch_names) do |is_enabled|
+        gitaly_migrate(:branch_names, status: Gitlab::GitalyClient::MigrationStatus::OPT_OUT) do |is_enabled|
           if is_enabled
             gitaly_ref_client.branch_names
           else
@@ -163,7 +163,7 @@ module Gitlab
 
       # Returns an Array of Branches
       def branches
-        gitaly_migrate(:branches) do |is_enabled|
+        gitaly_migrate(:branches, status: Gitlab::GitalyClient::MigrationStatus::OPT_OUT) do |is_enabled|
           if is_enabled
             gitaly_ref_client.branches
           else
@@ -200,7 +200,7 @@ module Gitlab
       end
 
       def local_branches(sort_by: nil)
-        gitaly_migrate(:local_branches) do |is_enabled|
+        gitaly_migrate(:local_branches, status: Gitlab::GitalyClient::MigrationStatus::OPT_OUT) do |is_enabled|
           if is_enabled
             gitaly_ref_client.local_branches(sort_by: sort_by)
           else
@@ -270,7 +270,7 @@ module Gitlab
 
       # Returns an Array of tag names
       def tag_names
-        gitaly_migrate(:tag_names) do |is_enabled|
+        gitaly_migrate(:tag_names, status: Gitlab::GitalyClient::MigrationStatus::OPT_OUT) do |is_enabled|
           if is_enabled
             gitaly_ref_client.tag_names
           else
@@ -283,7 +283,7 @@ module Gitlab
       #
       # Gitaly migration: https://gitlab.com/gitlab-org/gitaly/issues/390
       def tags
-        gitaly_migrate(:tags) do |is_enabled|
+        gitaly_migrate(:tags, status: Gitlab::GitalyClient::MigrationStatus::OPT_OUT) do |is_enabled|
           if is_enabled
             tags_from_gitaly
           else
@@ -310,7 +310,7 @@ module Gitlab
       #
       # name - The name of the tag as a String.
       def tag_exists?(name)
-        gitaly_migrate(:ref_exists_tags) do |is_enabled|
+        gitaly_migrate(:ref_exists_tags, status: Gitlab::GitalyClient::MigrationStatus::OPT_OUT) do |is_enabled|
           if is_enabled
             gitaly_ref_exists?("refs/tags/#{name}")
           else
@@ -323,7 +323,7 @@ module Gitlab
       #
       # name - The name of the branch as a String.
       def branch_exists?(name)
-        gitaly_migrate(:ref_exists_branches) do |is_enabled|
+        gitaly_migrate(:ref_exists_branches, status: Gitlab::GitalyClient::MigrationStatus::OPT_OUT) do |is_enabled|
           if is_enabled
             gitaly_ref_exists?("refs/heads/#{name}")
           else