$ git clone -n https://gitee.com/Weisson/gcc.git /var/lib/mock/dist-an23.3-riscv64-gcc14-build-468460-74034/root/chroot_tmpdir/scmroot/gcc
Cloning into '/var/lib/mock/dist-an23.3-riscv64-gcc14-build-468460-74034/root/chroot_tmpdir/scmroot/gcc'...
$ git fetch origin 393ebd6b52c8847270011df777ffb844006e5596:KOJI_FETCH_HEAD
From https://gitee.com/Weisson/gcc
 * [new ref]         393ebd6b52c8847270011df777ffb844006e5596 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 393ebd6 Exclude offload amdgcn for riscv64 explicitly.