$ git clone -n https://src.fedoraproject.org/rpms/kpat.git /var/lib/mock/f39-build-1587824-38223/root/chroot_tmpdir/scmroot/kpat
Cloning into '/var/lib/mock/f39-build-1587824-38223/root/chroot_tmpdir/scmroot/kpat'...
$ git fetch origin 19211b87d8d921790ad8875982a2a40131a6fa4a:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/kpat
 * [new ref]         19211b87d8d921790ad8875982a2a40131a6fa4a -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 19211b8 23.08.2