$ git clone -n https://src.fedoraproject.org/rpms/kdecoration.git /var/lib/mock/f40-build-2227310-53009/root/chroot_tmpdir/scmroot/kdecoration
Cloning into '/var/lib/mock/f40-build-2227310-53009/root/chroot_tmpdir/scmroot/kdecoration'...
$ git fetch origin 39c6bdc50e06706f353ae1fde1234729bf6da176:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/kdecoration
 * [new ref]         39c6bdc50e06706f353ae1fde1234729bf6da176 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 39c6bdc 5.92.0