$ git clone -n https://src.koozali.org/smecontribs/smeserver-fetchmail /var/lib/mock/dist-smebuild-11-1227-16443/root/chroot_tmpdir/scmroot/smeserver-fetchmail
Cloning into '/var/lib/mock/dist-smebuild-11-1227-16443/root/chroot_tmpdir/scmroot/smeserver-fetchmail'...
$ git fetch origin 1.6-29.el8.sme:KOJI_FETCH_HEAD
error: cannot update ref 'refs/heads/KOJI_FETCH_HEAD': trying to write non-commit object e5c26e39bf5f9f11d1c05b2d30731bd10b369a5b to branch 'refs/heads/KOJI_FETCH_HEAD'
From https://src.koozali.org/smecontribs/smeserver-fetchmail
 ! [new tag]         1.6-29.el8.sme -> KOJI_FETCH_HEAD  (unable to update local ref)
$ git reset --hard 1.6-29.el8.sme
HEAD is now at 81d0d83 fix-e-smith-pkg script (#12732)
$ git clone https://src.koozali.org/smecontribs/common common
Cloning into 'common'...