$ git clone -n https://gitee.com/src-opencloudos-rpms/glibc.git /var/lib/mock/dist-oc9-build-230299-81450/root/chroot_tmpdir/scmroot/glibc
Cloning into '/var/lib/mock/dist-oc9-build-230299-81450/root/chroot_tmpdir/scmroot/glibc'...
$ git fetch origin bffc7baac10fe7cecf879b8a02fcb261631fc908:KOJI_FETCH_HEAD
From https://gitee.com/src-opencloudos-rpms/glibc
 * [new ref]         bffc7baac10fe7cecf879b8a02fcb261631fc908 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at bffc7ba import glibc-2.38-44.tl4