$ git clone -n https://src.fedoraproject.org/rpms/mlt.git /var/lib/mock/f42-build-862724-171084/root/chroot_tmpdir/scmroot/mlt
Cloning into '/var/lib/mock/f42-build-862724-171084/root/chroot_tmpdir/scmroot/mlt'...
$ git fetch origin 6db6d0eac1d700be099effa17c2080846f7ee05e:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/mlt
 * [new ref]         6db6d0eac1d700be099effa17c2080846f7ee05e -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 6db6d0e rebuild for https://fedoraproject.org/wiki/Changes/php84