$ git clone -n http://git.inferitos.ru/rpms/emacs /var/lib/mock/inferit-9_1-bootstrap-build-6715-9549/root/chroot_tmpdir/scmroot/emacs
Cloning into '/var/lib/mock/inferit-9_1-bootstrap-build-6715-9549/root/chroot_tmpdir/scmroot/emacs'...
$ git fetch origin changed/i9c/emacs-27.2-6.el9:KOJI_FETCH_HEAD
From http://git.inferitos.ru/rpms/emacs
 * [new tag]         changed/i9c/emacs-27.2-6.el9 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at edd1464 import emacs-27.2-6.el9