$ git clone -n https://gitee.com/src-opencloudos-rpms/glibc.git /var/lib/mock/dist-oc8-build-124628-74157/root/chroot_tmpdir/scmroot/glibc
Cloning into '/var/lib/mock/dist-oc8-build-124628-74157/root/chroot_tmpdir/scmroot/glibc'...
$ git fetch origin 67d71e78ef5482da0a6cd290dea5d2b7722459c0:KOJI_FETCH_HEAD
From https://gitee.com/src-opencloudos-rpms/glibc
 * [new ref]         67d71e78ef5482da0a6cd290dea5d2b7722459c0 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 67d71e7 import glibc-2.28-251.tl3.13.ap.1