$ git clone -n http://git.inferitos.ru/rpms/cairo /var/lib/mock/inferit-8_8-build-12862-22692/root/chroot_tmpdir/scmroot/cairo
Cloning into '/var/lib/mock/inferit-8_8-build-12862-22692/root/chroot_tmpdir/scmroot/cairo'...
$ git fetch origin changed/i8c/cairo-1.15.12-6.el8:KOJI_FETCH_HEAD
From http://git.inferitos.ru/rpms/cairo
 * [new tag]         changed/i8c/cairo-1.15.12-6.el8 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 1f5aa85 edit changelog for import cairo-1.15.12-6.el8