$ git clone -n http://git.inferitos.ru/rpms/java-11-openjdk-portable /var/lib/mock/inferit-8_8-bootstrap-build-side-221-29494-50984/root/chroot_tmpdir/scmroot/java-11-openjdk-portable
Cloning into '/var/lib/mock/inferit-8_8-bootstrap-build-side-221-29494-50984/root/chroot_tmpdir/scmroot/java-11-openjdk-portable'...
$ git fetch origin import/a8-portable/java-11-openjdk-11.0.20.0.8-3.el8:KOJI_FETCH_HEAD
From http://git.inferitos.ru/rpms/java-11-openjdk-portable
 * [new tag]         import/a8-portable/java-11-openjdk-11.0.20.0.8-3.el8 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 7afdfcf Merge branch 'c8' into a8-portable