$ git clone -n https://gitee.com/src-opencloudos-rpms/glibc.git /var/lib/mock/dist-oc8-build-117777-68472/root/chroot_tmpdir/scmroot/glibc
Cloning into '/var/lib/mock/dist-oc8-build-117777-68472/root/chroot_tmpdir/scmroot/glibc'...
$ git fetch origin 9a15903bde9526edbe352c45befc0982dbee3e37:KOJI_FETCH_HEAD
From https://gitee.com/src-opencloudos-rpms/glibc
 * [new ref]         9a15903bde9526edbe352c45befc0982dbee3e37 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 9a15903 import glibc-2.28-251.tl3.5.ap.1