$ git clone -n http://git.inferitos.ru/rpms/perl-XML-Generator /var/lib/mock/inferit-8_10-bootstrap-build-54624-116821/root/chroot_tmpdir/scmroot/perl-XML-Generator
Cloning into '/var/lib/mock/inferit-8_10-bootstrap-build-54624-116821/root/chroot_tmpdir/scmroot/perl-XML-Generator'...
$ git fetch origin changed/i8c/perl-XML-Generator-1.04-18.el8:KOJI_FETCH_HEAD
error: cannot update ref 'refs/heads/KOJI_FETCH_HEAD': trying to write non-commit object c35da963991ba138bda80392c01220dec5294f6f to branch 'refs/heads/KOJI_FETCH_HEAD'
From http://git.inferitos.ru/rpms/perl-XML-Generator
 ! [new tag]         changed/i8c/perl-XML-Generator-1.04-18.el8 -> KOJI_FETCH_HEAD  (unable to update local ref)
$ git reset --hard changed/i8c/perl-XML-Generator-1.04-18.el8
HEAD is now at fb96fc0 import perl-XML-Generator-1.04-18.el8