$ git clone -n https://gitee.com/opencloudos-stream/isomd5sum.git /var/lib/mock/dist-ocs23-riscv-rva23-build-363582-44284/root/chroot_tmpdir/scmroot/isomd5sum
Cloning into '/var/lib/mock/dist-ocs23-riscv-rva23-build-363582-44284/root/chroot_tmpdir/scmroot/isomd5sum'...
$ git fetch origin 645def9:KOJI_FETCH_HEAD
fatal: couldn't find remote ref 645def9
$ git reset --hard 645def9
HEAD is now at 645def9 Upgrade isomd5sum to 1.2.5 for riscv64.