$ git clone -n https://gitee.com/zhangwenlong01/boost_1.git /var/lib/mock/dist-an23-build-326159-68984/root/chroot_tmpdir/scmroot/boost_1
Cloning into '/var/lib/mock/dist-an23-build-326159-68984/root/chroot_tmpdir/scmroot/boost_1'...
$ git fetch origin 13d3ad9187ee84fe849ed8bb99bd85c629119741:KOJI_FETCH_HEAD
From https://gitee.com/zhangwenlong01/boost_1
 * [new ref]         13d3ad9187ee84fe849ed8bb99bd85c629119741 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 13d3ad9 add boost context support for loongarch64