$ git clone -n http://git.inferitos.ru/rpms/perl-TimeDate /var/lib/mock/inferit-8_8-build-46350-88304/root/chroot_tmpdir/scmroot/perl-TimeDate
Cloning into '/var/lib/mock/inferit-8_8-build-46350-88304/root/chroot_tmpdir/scmroot/perl-TimeDate'...
$ git fetch origin changed/i8c/perl-TimeDate-2.30-13.el8:KOJI_FETCH_HEAD
From http://git.inferitos.ru/rpms/perl-TimeDate
 * [new tag]         changed/i8c/perl-TimeDate-2.30-13.el8 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 138d943 edit changelog for import perl-TimeDate-2.30-13.el8