$ git clone -n https://src.fedoraproject.org/rpms/kf5-syndication.git /var/lib/mock/f40-build-787353-134746/root/chroot_tmpdir/scmroot/kf5-syndication
Cloning into '/var/lib/mock/f40-build-787353-134746/root/chroot_tmpdir/scmroot/kf5-syndication'...
$ git fetch origin bb6633a98b3b1503f9f587060554b2ce34ee373a:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/kf5-syndication
 * [new ref]         bb6633a98b3b1503f9f587060554b2ce34ee373a -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at bb6633a 5.115.0