$ git clone -n https://gitee.com/mgb01105731/golang-x-crypto.git /var/lib/mock/dist-an23-epao-build-299338-65896/root/chroot_tmpdir/scmroot/golang-x-crypto
Cloning into '/var/lib/mock/dist-an23-epao-build-299338-65896/root/chroot_tmpdir/scmroot/golang-x-crypto'...
$ git fetch origin a23:KOJI_FETCH_HEAD
From https://gitee.com/mgb01105731/golang-x-crypto
 * [new branch]      a23        -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 89b9e07 init upstream from version 0.12.0