Geo: Fix not working redownloading of repositories via snapshot

The call to move temporary downloaded repo to the end place
was forgotten.

ee/app/services/geo/repository_base_sync_service.rb

@@ -67,7 +67,11 @@ module Geo
     def redownload_repository
       log_info("Redownloading #{type}")
 
-      return if fetch_snapshot
+      if fetch_snapshot_into_temp_repo
+        set_temp_repository_as_main
+
+        return
+      end
 
       log_info("Attempting to fetch repository via git")
 
@@ -110,7 +114,7 @@ module Geo
     # returned in an inconsistent state. However, a subsequent git fetch
     # will be enqueued by the log cursor, which should resolve any problems
     # it is possible to fix.
-    def fetch_snapshot
+    def fetch_snapshot_into_temp_repo
       # Snapshots will miss the data that are shared in object pools, and snapshotting should
       # be avoided to guard against data loss.
       return if project.pool_repository

ee/changelogs/unreleased/209988-geo-redownloading-repositories-via-snapshot-does-not-work.yml

+---
+title: 'Geo: Fix not working redownloading of repositories via snapshot'
+merge_request: 38464
+author:
+type: fixed

ee/spec/support/shared_examples/services/base_sync_service_shared_examples.rb

@@ -125,6 +125,7 @@ RSpec.shared_examples 'sync retries use the snapshot RPC' do
       it 'attempts to snapshot' do
         expect(repository).to receive_create_from_snapshot
         expect(subject).not_to receive(:fetch_geo_mirror).with(repository)
+        expect(subject).to receive(:set_temp_repository_as_main)
 
         subject.execute
       end