$ git clone -n https://gitee.com/src-opencloudos-rpms/glibc.git /var/lib/mock/dist-oc9-build-124189-73748/root/chroot_tmpdir/scmroot/glibc
Cloning into '/var/lib/mock/dist-oc9-build-124189-73748/root/chroot_tmpdir/scmroot/glibc'...
$ git fetch origin fc72bf247fc7f0f4fa8cfec44977ab106dce3e89:KOJI_FETCH_HEAD
From https://gitee.com/src-opencloudos-rpms/glibc
 * [new ref]         fc72bf247fc7f0f4fa8cfec44977ab106dce3e89 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at fc72bf2 import glibc-2.38-29.tl4