$ git clone -n https://gitee.com/newstart-gdlc/yaml-cpp.git /var/lib/mock/dist-an8.9-nde-build-446852-73015/root/chroot_tmpdir/scmroot/yaml-cpp
Cloning into '/var/lib/mock/dist-an8.9-nde-build-446852-73015/root/chroot_tmpdir/scmroot/yaml-cpp'...
$ git fetch origin 0b62ba68f18eba4b920767f57338d8c5ae70a4e5:KOJI_FETCH_HEAD
From https://gitee.com/newstart-gdlc/yaml-cpp
 * [new ref]         0b62ba68f18eba4b920767f57338d8c5ae70a4e5 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 0b62ba6 add yaml-cpp