$ git clone -n https://gitee.com/zhang-anmeng/kexec-tools.git /var/lib/mock/dist-an23-build-441217-73164/root/chroot_tmpdir/scmroot/kexec-tools
Cloning into '/var/lib/mock/dist-an23-build-441217-73164/root/chroot_tmpdir/scmroot/kexec-tools'...
$ git fetch origin ccda99b40855099857f743f1983e68074fa7b0d1:KOJI_FETCH_HEAD
From https://gitee.com/zhang-anmeng/kexec-tools
 * [new ref]         ccda99b40855099857f743f1983e68074fa7b0d1 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at ccda99b fix build error for riscv64