$ git clone -n https://gitee.com/alpha-wang/rabbitmq-server_2.git /var/lib/mock/dist-an8-epao-build-422352-72918/root/chroot_tmpdir/scmroot/rabbitmq-server_2
Cloning into '/var/lib/mock/dist-an8-epao-build-422352-72918/root/chroot_tmpdir/scmroot/rabbitmq-server_2'...
$ git fetch origin 2e14968e7ce51d264b4311451796619d790d4530:KOJI_FETCH_HEAD
From https://gitee.com/alpha-wang/rabbitmq-server_2
 * [new ref]         2e14968e7ce51d264b4311451796619d790d4530 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 2e14968 init upstream from version 3.13.0