Git 提交報錯，急求怎么解決 !!!

git 提交報錯，打印錯誤如下：

git -c diff.mnemonicprefix=false -c core.quotepath=false -c credential.helper=sourcetree fetch origin 


git -c diff.mnemonicprefix=false -c core.quotepath=false -c credential.helper=sourcetree pull origin master 
From https://github.com/KenLuChinese/All_iOS_Demos
 * branch            master     -> FETCH_HEAD
Already up-to-date.


git -c diff.mnemonicprefix=false -c core.quotepath=false -c credential.helper=sourcetree submodule update --init --recursive 
fatal: No url found for submodule path 'document of ready to clear up/iOS of tools/動態(tài)修改NavigationBar' in .gitmodules
Completed with errors, see above