$ git clone -n https://src.fedoraproject.org/rpms/kf5-libkdepim.git /var/lib/mock/f40-build-763225-122451/root/chroot_tmpdir/scmroot/kf5-libkdepim
Cloning into '/var/lib/mock/f40-build-763225-122451/root/chroot_tmpdir/scmroot/kf5-libkdepim'...
$ git fetch origin 105185f161988c185a1ef336b0f6f8d04641052b:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/kf5-libkdepim
 * [new ref]         105185f161988c185a1ef336b0f6f8d04641052b -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 105185f 23.08.2