git format-patch --cover-letter -2 -o outdir &&
cover=`echo outdir/0000-*.patch` &&
mv $cover cover-to-edit.patch &&
- sed "s/^From:/$header: extra@address.com\nFrom:/" cover-to-edit.patch >"$cover" &&
+ perl -pe "s/^From:/$header: extra\@address.com\nFrom:/" cover-to-edit.patch >"$cover" &&
git send-email \
--force \
--from="Example <nobody@example.com>" \