$ git clone -n http://git.inferitos.ru/rpms/rust-rand_core /var/lib/mock/inferit-10_0-epel-build-82395-153973/root/chroot_tmpdir/scmroot/rust-rand_core
Cloning into '/var/lib/mock/inferit-10_0-epel-build-82395-153973/root/chroot_tmpdir/scmroot/rust-rand_core'...
$ git fetch origin changed/i10ce/rust-rand_core-0.6.4-6.el10:KOJI_FETCH_HEAD
From http://git.inferitos.ru/rpms/rust-rand_core
 * [new tag]         changed/i10ce/rust-rand_core-0.6.4-6.el10 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at b0c0515 import rust-rand_core-0.6.4-6.el10