$ git clone -n https://src.fedoraproject.org/rpms/wmx.git /var/lib/mock/f45-build-38460-724/root/chroot_tmpdir/scmroot/wmx
Cloning into '/var/lib/mock/f45-build-38460-724/root/chroot_tmpdir/scmroot/wmx'...
$ git fetch origin 567ba344cdff98b50872f2acad2dd566aa5b41e5:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/wmx
 * [new ref]         567ba344cdff98b50872f2acad2dd566aa5b41e5 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 567ba34 Rebuilt for https://fedoraproject.org/wiki/Fedora_45_Mass_Rebuild