$ git clone -n https://gitee.com/yueeranna/postgresql.git /var/lib/mock/dist-an23-build-248051-63239/root/chroot_tmpdir/scmroot/postgresql
Cloning into '/var/lib/mock/dist-an23-build-248051-63239/root/chroot_tmpdir/scmroot/postgresql'...
$ git reset --hard a6bee6c197bbe943b6fbb4c339a6b2d6ca95f8b1
HEAD is now at a6bee6c init from upstream