Merge branch 'bc/sha-256-cvs-svn-updates'

Portability fix. * bc/sha-256-cvs-svn-updates: git-cvsexportcommit: support Perl before 5.10.1

Junio C Hamano committed Aug 13, 2020 at 14:13 UTC 092b6771c799d761a83317f68a467bef930686ad

No changes.