$ git clone -n https://src.fedoraproject.org/rpms/glibc.git /var/lib/mock/f32-build-119546-36609/root/thebuilddir/tmp/scmroot/glibc
Cloning into '/var/lib/mock/f32-build-119546-36609/root/thebuilddir/tmp/scmroot/glibc'...
$ git reset --hard 258bf984b05e60b249ef87b516c7449e5645024f
HEAD is now at 258bf98 Auto-sync with upstream branch master