this package seems to have new commits in its VCS but has
not yet updated debian/changelog. You should consider updating
the Debian changelog and uploading this new version into the archive.
Here are the relevant commit logs:
Author: Marcelo Jorge Vieira <email@example.com>
Date: Sun Feb 24 12:01:17 2019 -0300
Update Vcs-* fields: Maintenance moved to Salsa
The Vcs URL git://git.debian.org/git/pkg-xmpp/libphp-jabber.git/ is deprecated/defunct, https://anonscm.debian.org/git/pkg-xmpp/libphp-jabber.git/ was tried instead. Please update the Vcs field in debian/control.