$ git clone -n http://git.inferitos.ru/rpms/perl-JSON-XS /var/lib/mock/inferit-8_8-build-27410-46213/root/chroot_tmpdir/scmroot/perl-JSON-XS
Cloning into '/var/lib/mock/inferit-8_8-build-27410-46213/root/chroot_tmpdir/scmroot/perl-JSON-XS'...
$ git fetch origin changed/i8c/perl-JSON-XS-3.04-3.el8:KOJI_FETCH_HEAD
From http://git.inferitos.ru/rpms/perl-JSON-XS
 * [new tag]         changed/i8c/perl-JSON-XS-3.04-3.el8 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at a99771d edit changelog for import perl-JSON-XS-3.04-3.el8