save it as a temporary file during downloading
save it as a temporary file during downloading

The downloading of the file may be interrupted for some reason.
If it resumes with that, it is judged that the file has been downloaded.
I use broken files.
Save it as a temporary file during downloading and rename it when
downloading is completed.

cubicdaiya/nginx-build,cubicdaiya/nginx-build,cubicdaiya/nginx-build