$ git clone -n https://gitee.com/liuyyoo/krb5.git /var/lib/mock/dist-an23-build-378327-71770/root/chroot_tmpdir/scmroot/krb5
Cloning into '/var/lib/mock/dist-an23-build-378327-71770/root/chroot_tmpdir/scmroot/krb5'...
$ git fetch origin bca35b54e0ca4e005902ec59f607bf1c53a0db12:KOJI_FETCH_HEAD
From https://gitee.com/liuyyoo/krb5
 * [new ref]         bca35b54e0ca4e005902ec59f607bf1c53a0db12 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at bca35b5 CVE