$ git clone -n https://src.fedoraproject.org/rpms/mlt.git /var/lib/mock/f41-build-823099-153468/root/chroot_tmpdir/scmroot/mlt
Cloning into '/var/lib/mock/f41-build-823099-153468/root/chroot_tmpdir/scmroot/mlt'...
$ git fetch origin 4477dd9de7a56159688909e264293de673fca97a:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/mlt
 * [new ref]         4477dd9de7a56159688909e264293de673fca97a -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 4477dd9 Rebuild for opencv 4.10.0