$ git clone -n https://gitee.com/src-anolis-os/mpdecimal.git /mnt/mock/kojid//dist-an23.3-riscv-build-437826-73130/root/chroot_tmpdir/scmroot/mpdecimal
Cloning into '/mnt/mock/kojid//dist-an23.3-riscv-build-437826-73130/root/chroot_tmpdir/scmroot/mpdecimal'...
$ git fetch origin 71795bac726993f02cc92539b120580a811d0766:KOJI_FETCH_HEAD
From https://gitee.com/src-anolis-os/mpdecimal
 * [new ref]         71795bac726993f02cc92539b120580a811d0766 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 71795ba Optimize the spec file