$ git clone -n https://gitee.com/src-opencloudos-rpms/glibc.git /var/lib/mock/dist-oc9-build-234057-81927/root/chroot_tmpdir/scmroot/glibc
Cloning into '/var/lib/mock/dist-oc9-build-234057-81927/root/chroot_tmpdir/scmroot/glibc'...
$ git fetch origin 66aea858b611983e3803a0361d6f7071779ad000:KOJI_FETCH_HEAD
From https://gitee.com/src-opencloudos-rpms/glibc
 * [new ref]         66aea858b611983e3803a0361d6f7071779ad000 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 66aea85 import glibc-2.38-46.tl4