$ git clone -n https://gitee.com/ocs-bot/erlang.git /var/lib/mock/dist-ocs23-build-112835-7414/root/chroot_tmpdir/scmroot/erlang
Cloning into '/var/lib/mock/dist-ocs23-build-112835-7414/root/chroot_tmpdir/scmroot/erlang'...
$ git fetch origin master:KOJI_FETCH_HEAD
From https://gitee.com/ocs-bot/erlang
 * [new branch]      master     -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at bc5a693 Upgrade to version 26.1.2