New comment by Logarithmus on void-packages repository

https://github.com/void-linux/void-packages/pull/29074#issuecomment-808567014

Comment:
> Getting errors attempting to build ovmf-*
> 
> ```
> => ca-certificates-20210119_1: running pre-pkg hook: 90-set-timestamps ...
> date: invalid date ‘@1616622037\n1616622037’
> => ERROR: ca-certificates-20210119_1: pre-pkg_90-set-timestamps: 'date --date "@$SOURCE_DATE_EPOCH"' exited with 1
> => ERROR:   in hook() at common/hooks/pre-pkg/90-set-timestamps.sh:7
> => ERROR:   in run_func() at common/xbps-src/shutils/common.sh:21
> => ERROR:   in run_pkg_hooks() at common/xbps-src/shutils/common.sh:245
> => ERROR:   in main() at common/xbps-src/libexec/xbps-src-prepkg.sh:47
> => ca-certificates-20210119_1: setting mtimes to 
> touch: invalid date format ‘@1616622037\n1616622037’
> => ERROR: ca-certificates-20210119_1: pre-pkg_90-set-timestamps: 'xargs -0 touch -h --date "@$SOURCE_DATE_EPOCH"' exited with 123
> => ERROR:   in hook() at common/hooks/pre-pkg/90-set-timestamps.sh:8
> => ERROR:   in run_func() at common/xbps-src/shutils/common.sh:21
> => ERROR:   in run_pkg_hooks() at common/xbps-src/shutils/common.sh:245
> => ERROR:   in main() at common/xbps-src/libexec/xbps-src-prepkg.sh:47
> ```

Please, check now