$ git clone -n https://src.fedoraproject.org/rpms/gnome-builder.git /var/lib/mock/f31-build-113613-34406/root/chroot_tmpdir/scmroot/gnome-builder
Cloning into '/var/lib/mock/f31-build-113613-34406/root/chroot_tmpdir/scmroot/gnome-builder'...
$ git reset --hard 6f38a1414e861bd3544b959d430f92e84c9a64d6
HEAD is now at 6f38a14 Update to 3.34.0