Your bug report

#55968: Grafts don't support non-ASCII file name.

which was filed against the guix package, has been closed.

The explanation is attached below, along with your original report.
If you require more details, please reply to 55968@debbugs.gnu.org.

-- 
55968: https://debbugs.gnu.org/cgi/bugreport.cgi?bug=55968
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