$ git clone -n https://gitee.com/Weisson/binutils.git /var/lib/mock/dist-an8.10-build-469314-74003/root/chroot_tmpdir/scmroot/binutils
Cloning into '/var/lib/mock/dist-an8.10-build-469314-74003/root/chroot_tmpdir/scmroot/binutils'...
$ git fetch origin df4057a7bbc4eb01672e104f83d73c8b5a5cd9d7:KOJI_FETCH_HEAD
From https://gitee.com/Weisson/binutils
 * [new ref]         df4057a7bbc4eb01672e104f83d73c8b5a5cd9d7 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at df4057a RISC-V: Add support for Zcmop extension.