$ git clone -n https://gitee.com/hongwei-qin/postgresql.git /var/lib/mock/dist-an8.10-build-467225-74003/root/chroot_tmpdir/scmroot/postgresql
Cloning into '/var/lib/mock/dist-an8.10-build-467225-74003/root/chroot_tmpdir/scmroot/postgresql'...
$ git fetch origin 8c73d2ab2946925a7925a2fa8553975de11883de:KOJI_FETCH_HEAD
From https://gitee.com/hongwei-qin/postgresql
 * [new ref]         8c73d2ab2946925a7925a2fa8553975de11883de -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 8c73d2a update to 8.10.0