$ git clone -n http://git.inferitos.ru/rpms/gtk-vnc /var/lib/mock/inferit-8_8-build-13980-23060/root/chroot_tmpdir/scmroot/gtk-vnc
Cloning into '/var/lib/mock/inferit-8_8-build-13980-23060/root/chroot_tmpdir/scmroot/gtk-vnc'...
$ git fetch origin changed/i8c/gtk-vnc-0.9.0-2.el8:KOJI_FETCH_HEAD
From http://git.inferitos.ru/rpms/gtk-vnc
 * [new tag]         changed/i8c/gtk-vnc-0.9.0-2.el8 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 08ab692 edit changelog for import gtk-vnc-0.9.0-2.el8