$ git clone -n http://git.inferitos.ru/rpms/rust-av1-grain /var/lib/mock/inferit-9_3-extras-build-30252-54050/root/chroot_tmpdir/scmroot/rust-av1-grain
Cloning into '/var/lib/mock/inferit-9_3-extras-build-30252-54050/root/chroot_tmpdir/scmroot/rust-av1-grain'...
$ git fetch origin changed/i9ce/rust-av1-grain-0.2.3-1.el9:KOJI_FETCH_HEAD
From http://git.inferitos.ru/rpms/rust-av1-grain
 * [new tag]         changed/i9ce/rust-av1-grain-0.2.3-1.el9 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 84fa9c2 import rust-av1-grain-0.2.3-1.el9