$ git clone -n http://git.inferitos.ru/rpms/perl-ExtUtils-CBuilder /var/lib/mock/inferit-8_8-build-25980-44582/root/chroot_tmpdir/scmroot/perl-ExtUtils-CBuilder
Cloning into '/var/lib/mock/inferit-8_8-build-25980-44582/root/chroot_tmpdir/scmroot/perl-ExtUtils-CBuilder'...
$ git fetch origin changed/i8c/perl-ExtUtils-CBuilder-0.280230-2.el8:KOJI_FETCH_HEAD
From http://git.inferitos.ru/rpms/perl-ExtUtils-CBuilder
 * [new tag]         changed/i8c/perl-ExtUtils-CBuilder-0.280230-2.el8 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 7055783 edit changelog for import perl-ExtUtils-CBuilder-0.280230-2.el8