$ git clone -n https://src.fedoraproject.org/rpms/kf6-syndication.git /var/lib/mock/f40-build-787175-134734/root/chroot_tmpdir/scmroot/kf6-syndication
Cloning into '/var/lib/mock/f40-build-787175-134734/root/chroot_tmpdir/scmroot/kf6-syndication'...
$ git fetch origin 62190f276b36ce773f91e674b61986d159a18ccd:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/kf6-syndication
 * [new ref]         62190f276b36ce773f91e674b61986d159a18ccd -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 62190f2 6.0.0