Your bug report

#26175: guix download fails if filename contains "@"

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 26175@debbugs.gnu.org.

-- 
26175: http://debbugs.gnu.org/cgi/bugreport.cgi?bug=26175
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