Problems while searching for a new upstream version

package:
alljoyn-thin-client-1604
severity:
high
created:
2017-11-21
last updated:
2019-04-22

uscan had problems while searching for a new upstream version:
In watchfile debian/watch, reading webpage
  https://git.allseenalliance.org/cgit/core/ajtcl.git/ failed: 500 Can't connect to git.allseenalliance.org:443 (certificate verify failed)