code: @RequestMapping(value = "branches/{branchId}/template", method = RequestMethod.GET)
      public Form singleTemplateInstanceForm(@PathVariable ID branchId) {
          // Gets the template definition for this branch
          Optional<TemplateDefinition> templateDefinition = branchTemplateService.getTemplateDefinition(branchId);
          if (!templateDefinition.isPresent()) {
              throw new BranchNotTemplateDefinitionException(branchId);
          }
          // Creates a form with the source name and all needed parameters
          Form form = Form.create().with(
                  Form.defaultNameField()
                          .label("Source name")
                          .help("Name used to create the branch from.")
          );
          form.append(templateDefinition.get().getForm());
          // OK
          return form;
      }
docs: Gets the form to create a template instance using a name.