$ git clone -n https://gitee.com/mgb01105731/golang-x-exp.git /var/lib/mock/dist-an23-epao-build-300290-65940/root/chroot_tmpdir/scmroot/golang-x-exp
Cloning into '/var/lib/mock/dist-an23-epao-build-300290-65940/root/chroot_tmpdir/scmroot/golang-x-exp'...
$ git reset --hard origin/a23
HEAD is now at 6ccd780 init upstream from version 0.1