$ git clone -n https://gitee.com/src-anolis-os/glibc.git /var/lib/mock/dist-an23-build-463846-73862/root/chroot_tmpdir/scmroot/glibc
Cloning into '/var/lib/mock/dist-an23-build-463846-73862/root/chroot_tmpdir/scmroot/glibc'...
$ git fetch origin 373cb486ed5bfc3a9b627daa06c8c1ead45f2327:KOJI_FETCH_HEAD
From https://gitee.com/src-anolis-os/glibc
 * [new ref]         373cb486ed5bfc3a9b627daa06c8c1ead45f2327 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 373cb48 Add libnss_db