The <id> tag in coot's appdata file doesn't match with its desktop file name. From https://github.com/hughsie/createrepo_as_logs/blob/master/c/coot.log : WARNING: Ignoring: AppData file './tmp/fedora-23/coot-0.8.1-1.fc22/usr/share/appdata/coot.appdata.xml' invalid: AppData ./tmp/fedora-23/coot-0.8.1-1.fc22/usr/share/appdata/coot.appdata.xml does not match 'Coot.desktop':'coot.desktop'
coot-0.8.1-3.fc21 has been submitted as an update for Fedora 21. https://admin.fedoraproject.org/updates/coot-0.8.1-3.fc21
coot-0.8.1-3.fc22 has been submitted as an update for Fedora 22. https://admin.fedoraproject.org/updates/coot-0.8.1-3.fc22
Package coot-0.8.1-3.fc21: * should fix your issue, * was pushed to the Fedora 21 testing repository, * should be available at your local mirror within two days. Update it with: # su -c 'yum update --enablerepo=updates-testing coot-0.8.1-3.fc21' as soon as you are able to. Please go to the following url: https://admin.fedoraproject.org/updates/FEDORA-2015-11007/coot-0.8.1-3.fc21 then log in and leave karma (feedback).
coot-0.8.1-3.fc21 has been pushed to the Fedora 21 stable repository. If problems still persist, please make note of it in this bug report.
coot-0.8.1-3.fc22 has been pushed to the Fedora 22 stable repository. If problems still persist, please make note of it in this bug report.