$ git clone -n https://src.fedoraproject.org/rpms/kdecoration.git /var/lib/mock/f40-build-2111483-50663/root/chroot_tmpdir/scmroot/kdecoration
Cloning into '/var/lib/mock/f40-build-2111483-50663/root/chroot_tmpdir/scmroot/kdecoration'...
$ git fetch origin 04d5dd86ffa148255d6bc5700bf386289e09b822:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/kdecoration
 * [new ref]         04d5dd86ffa148255d6bc5700bf386289e09b822 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 04d5dd8 5.91.0