$ git clone -n https://src.fedoraproject.org/rpms/gcl.git /var/lib/mock/f33-build-159273-43409/root/chroot_tmpdir/scmroot/gcl
Cloning into '/var/lib/mock/f33-build-159273-43409/root/chroot_tmpdir/scmroot/gcl'...
$ git reset --hard 4fd972befe7e6d07852b22e9f549107801a126e4
HEAD is now at 4fd972b Update to 2.6.13pre90.