$ git clone -n https://gitee.com/src-opencloudos-rpms/glibc.git /var/lib/mock/dist-oc9-build-118303-69195/root/chroot_tmpdir/scmroot/glibc
Cloning into '/var/lib/mock/dist-oc9-build-118303-69195/root/chroot_tmpdir/scmroot/glibc'...
$ git fetch origin 91d75637e1842d6323667b601f600ae564fcba24:KOJI_FETCH_HEAD
From https://gitee.com/src-opencloudos-rpms/glibc
 * [new ref]         91d75637e1842d6323667b601f600ae564fcba24 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 91d7563 import glibc-2.38-23.tl4