Run of fresh-snapshots for ruby-salsa20

Try this locally package):

debcheckout ruby-salsa20
cd ruby-salsa20
DEB_UPDATE_CHANGELOG=auto deb-new-upstream --snapshot --debian-revision=0kali1 --refresh-patches
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Use of uninitialized value in concatenation (.) or string at /usr/share/perl5/Devscripts/Uscan/WatchLine.pm line 868.
uscan warn: In debian/watch no matching hrefs for version 2.1.2 in watch line
  https://gemwatch.debian.net/salsa20 .*/salsa20-(.*).tar.gz
Looking for upstream 2.1.2 in upstream branch <RemoteGitBranch('https://github.com/dubek/salsa20-ruby.git/', 'master')>.
No upstream upstream-revision format specified, trying tag:2.1.2
No upstream upstream-revision format specified, trying tag:ruby-salsa20-2.1.2
No upstream upstream-revision format specified, trying tag:v2.1.2
No upstream upstream-revision format specified, trying tag:v.2.1.2
No upstream upstream-revision format specified, trying tag:release-2.1.2
No upstream upstream-revision format specified, trying tag:2_1_2_release
No upstream upstream-revision format specified, trying tag:2_1_2
No upstream upstream-revision format specified, trying tag:version-2.1.2
No upstream upstream-revision format specified, trying tag:ruby-salsa20-2_1_2-release
No upstream upstream-revision format specified, trying tag:ruby-salsa20-v2.1.2
brz: ERROR: Unable to find the needed upstream tarball for package ruby-salsa20, version 2.1.2.

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