[...]
[max-mustermann]
name=Max Mustermann's RPM packages
baseurl=http://example.net/repo/fedora/
$releasever/$basearch/
enabled=1
skip_if_unavailable=1
gpgcheck=1
gpgkey=http://example.net/repo/
RPM-GPG-KEY-Mustermann

[max-mustermann-sources]
name=Max Mustermann's RPM packages - Sources
baseurl=http://example.net/repo/fedora/
$releasever/sources/
enabled=1
skip_if_unavailable=1
gpgcheck=1
gpgkey=http://example.net/repo/
RPM-GPG-KEY-Mustermann
[...]