$ git clone -n http://git.inferitos.ru/rpms/opencv /var/lib/mock/inferit-9-epel-build-19968-31943/root/chroot_tmpdir/scmroot/opencv
Cloning into '/var/lib/mock/inferit-9-epel-build-19968-31943/root/chroot_tmpdir/scmroot/opencv'...
$ git fetch origin changed/i9/opencv-4.6.0-7.el9:KOJI_FETCH_HEAD
From http://git.inferitos.ru/rpms/opencv
 * [new tag]         changed/i9/opencv-4.6.0-7.el9 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 28acd29 import opencv-3.4.6-8.el8