$ git clone -n https://gitee.com/mengboshu_mbs/openblas.git /mnt/mock/kojid//dist-an23.5-riscv-build-585128-97387/root/chroot_tmpdir/scmroot/openblas
Cloning into '/mnt/mock/kojid//dist-an23.5-riscv-build-585128-97387/root/chroot_tmpdir/scmroot/openblas'...
$ git fetch origin mbs/riscv64-rvv-opt:KOJI_FETCH_HEAD
From https://gitee.com/mengboshu_mbs/openblas
 * [new branch]      mbs/riscv64-rvv-opt -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 2cdc4db OpenBLAS-0.3.28: Enable riscv64 DYNAMIC_ARCH and backport RVV kernel tuning