$ git clone -n https://src.fedoraproject.org/rpms/kf5-kmediaplayer.git /var/lib/mock/f40-build-743632-111339/root/chroot_tmpdir/scmroot/kf5-kmediaplayer
Cloning into '/var/lib/mock/f40-build-743632-111339/root/chroot_tmpdir/scmroot/kf5-kmediaplayer'...
$ git fetch origin 14a6e7d60a403761148f1650b323bd8827acc2ad:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/kf5-kmediaplayer
 * [new ref]         14a6e7d60a403761148f1650b323bd8827acc2ad -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 14a6e7d 5.111.0