$ git clone -n https://src.fedoraproject.org/rpms/libomxil-bellagio.git /var/lib/mock/f41-build-832200-14881/root/chroot_tmpdir/scmroot/libomxil-bellagio
Cloning into '/var/lib/mock/f41-build-832200-14881/root/chroot_tmpdir/scmroot/libomxil-bellagio'...
$ git fetch origin 4b314daefbc98ffe57bcd04b57a73b0be29693f3:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/libomxil-bellagio
 * [new ref]         4b314daefbc98ffe57bcd04b57a73b0be29693f3 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 4b314da Eliminate use of obsolete %patchN syntax (#2283636)