$ git clone -n https://src.fedoraproject.org/rpms/kf6-kiconthemes.git /var/lib/mock/f40-build-743098-111089/root/chroot_tmpdir/scmroot/kf6-kiconthemes
Cloning into '/var/lib/mock/f40-build-743098-111089/root/chroot_tmpdir/scmroot/kf6-kiconthemes'...
$ git fetch origin 4fdd2106dee3ff40c5b6829559b1467e575edada:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/kf6-kiconthemes
 * [new ref]         4fdd2106dee3ff40c5b6829559b1467e575edada -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 4fdd210 5.245.0