$ git clone -n https://gitee.com/guost123/systemd.git /var/lib/mock/dist-an23.3-build-430982-73054/root/chroot_tmpdir/scmroot/systemd
Cloning into '/var/lib/mock/dist-an23.3-build-430982-73054/root/chroot_tmpdir/scmroot/systemd'...
$ git fetch origin 1110556da6f83af48b4ba2a4a5e1e5718f7f63d8:KOJI_FETCH_HEAD
From https://gitee.com/guost123/systemd
 * [new ref]         1110556da6f83af48b4ba2a4a5e1e5718f7f63d8 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 1110556 adapt for riscv64