$ git clone -n https://gitee.com/src-opencloudos-rpms/krb5.git /var/lib/mock/dist-oc9-build-124902-74518/root/chroot_tmpdir/scmroot/krb5
Cloning into '/var/lib/mock/dist-oc9-build-124902-74518/root/chroot_tmpdir/scmroot/krb5'...
$ git fetch origin 8e4d208cf71700412988829cf77035c71c3d49ee:KOJI_FETCH_HEAD
From https://gitee.com/src-opencloudos-rpms/krb5
 * [new ref]         8e4d208cf71700412988829cf77035c71c3d49ee -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 8e4d208 import krb5-1.21.2-7.tl4