$ git clone -n http://git.inferitos.ru/rpms/perl-Readonly /var/lib/mock/inferit-8_8-build-27433-46213/root/chroot_tmpdir/scmroot/perl-Readonly
Cloning into '/var/lib/mock/inferit-8_8-build-27433-46213/root/chroot_tmpdir/scmroot/perl-Readonly'...
$ git fetch origin changed/i8c/perl-Readonly-2.05-5.el8:KOJI_FETCH_HEAD
From http://git.inferitos.ru/rpms/perl-Readonly
 * [new tag]         changed/i8c/perl-Readonly-2.05-5.el8 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 9fe21e7 edit changelog for import perl-Readonly-2.05-5.el8