$ git clone -n https://src.fedoraproject.org/rpms/glibc.git /var/lib/mock/f33-build-282772-51754/root/chroot_tmpdir/scmroot/glibc
Cloning into '/var/lib/mock/f33-build-282772-51754/root/chroot_tmpdir/scmroot/glibc'...
$ git reset --hard c12a7f03e36f095321ecb438f7e95abf8f3f7ebc
HEAD is now at c12a7f0 Auto-sync with upstream branch master