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 2.4.27 in watch line
https://github.com/brettwooldridge/SparseBitSet/tags .*/(?:.*?)([\d\.]+)\.tar\.gz
Looking for upstream 2.4.27 in upstream branch https://github.com/brettwooldridge/SparseBitSet.git/.
No upstream upstream-revision format specified, trying tag:2.4.27
No upstream upstream-revision format specified, trying tag:sparsebitset-2.4.27
No upstream upstream-revision format specified, trying tag:v2.4.27
No upstream upstream-revision format specified, trying tag:v.2.4.27
No upstream upstream-revision format specified, trying tag:release-2.4.27
No upstream upstream-revision format specified, trying tag:2_4_27_release
No upstream upstream-revision format specified, trying tag:2_4_27
No upstream upstream-revision format specified, trying tag:version-2.4.27
No upstream upstream-revision format specified, trying tag:sparsebitset-2_4_27-release
No upstream upstream-revision format specified, trying tag:sparsebitset-v2.4.27
brz: ERROR: Unable to find the needed upstream tarball for package sparsebitset, version 2.4.27.