OTWO-7467 Sanitize url when determining branch (#1826)

Author: alex-sig

app/controllers/api/v1/projects_controller.rb

@@ -70,6 +70,8 @@ def create_code_location_subscription
   end
 
   def code_location_branch(url)
+    return unless url&.match(/^(https?|git)/)
+
     out, _err, _status = Open3.capture3("git ls-remote --symref #{url} HEAD | head -1 | awk '{print $2}'")
     out.strip.sub(/refs\/heads\//, '')
   end

lib/tasks/cleanup_nginx_logs.rake

@@ -4,5 +4,5 @@ desc 'Cleanup nginx logs'
 task cleanup_nginx_logs: :environment do
   log_file = '/var/log/nginx/openhub-access.log'
 
-  File.open(log_file, 'w') {} if File.exist?(log_file)
+  File.write(log_file, '') if File.exist?(log_file)
 end