$ git clone -n https://gitee.com/gcdota930915/golang.git /var/lib/mock/dist-an23.5-AImanager-build-536110-82173/root/chroot_tmpdir/scmroot/golang
Cloning into '/var/lib/mock/dist-an23.5-AImanager-build-536110-82173/root/chroot_tmpdir/scmroot/golang'...
$ git fetch origin a23:KOJI_FETCH_HEAD
From https://gitee.com/gcdota930915/golang
 * [new branch]      a23        -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at da4d253 Enable riscv64 arch