$ git clone -n https://src.fedoraproject.org/rpms/kf6-kparts.git /var/lib/mock/f40-build-2218641-52614/root/chroot_tmpdir/scmroot/kf6-kparts
Cloning into '/var/lib/mock/f40-build-2218641-52614/root/chroot_tmpdir/scmroot/kf6-kparts'...
$ git fetch origin d8a01091436bae15270c5f37cb03aad215017b9c:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/kf6-kparts
 * [new ref]         d8a01091436bae15270c5f37cb03aad215017b9c -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at d8a0109 add doc package with QCH API Docs