$ git clone -n https://gitee.com/fundawang/erlang.git /var/lib/mock/dist-an23-epao-build-346989-70347/root/chroot_tmpdir/scmroot/erlang
Cloning into '/var/lib/mock/dist-an23-epao-build-346989-70347/root/chroot_tmpdir/scmroot/erlang'...
$ git fetch origin 4820fbaecc99aecb6851a97bf728d7573f3d95cc:KOJI_FETCH_HEAD
From https://gitee.com/fundawang/erlang
 * [new ref]         4820fbaecc99aecb6851a97bf728d7573f3d95cc -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 4820fba 26.2.1