$ git clone -n http://git.inferitos.ru/rpms/rust-encoding.git /var/lib/mock/inferit-9-epel-build-31433-60706/root/chroot_tmpdir/scmroot/rust-encoding
Cloning into '/var/lib/mock/inferit-9-epel-build-31433-60706/root/chroot_tmpdir/scmroot/rust-encoding'...
$ git fetch origin 820b840:KOJI_FETCH_HEAD
fatal: couldn't find remote ref 820b840
$ git reset --hard 820b840
HEAD is now at 820b840 import rust-encoding-0.2.33-15.el9