$ git clone -n http://git.inferitos.ru/rpms/optipng /var/lib/mock/inferit-9_3-extras-build-29895-52576/root/chroot_tmpdir/scmroot/optipng
Cloning into '/var/lib/mock/inferit-9_3-extras-build-29895-52576/root/chroot_tmpdir/scmroot/optipng'...
$ git fetch origin changed/i9ce/optipng-0.7.8-1.el9:KOJI_FETCH_HEAD
From http://git.inferitos.ru/rpms/optipng
 * [new tag]         changed/i9ce/optipng-0.7.8-1.el9 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 9d1a705 import optipng-0.7.8-1.el9