How to find non UTF-8 file causing issue with SVN Update

If Error is - 

[user1@288832-web3 public_html]$ svn update

svn: Error converting entry in directory 'images' to UTF-8

svn: Valid UTF-8 data

(hex: 46 65 6e 65 72 62 61 68)

followed by invalid UTF-8 sequence

(hex: e7 65 2b 46)

Then do this. 

[user1@288832-web3 public_html]$ printf "\x46\x65\x6e\x65\x72\x62\x61\x68\n"

Fenerbah

[user1@288832-web3 public_html]$ cd  images

[user1@288832-web3 images]$ rm -rf Fenerbahçe+Forma+2.jpg