$ git clone -n https://src.fedoraproject.org/rpms/cairo.git /var/lib/mock/f31-build-56488-28225/root/chroot_tmpdir/scmroot/cairo
Cloning into '/var/lib/mock/f31-build-56488-28225/root/chroot_tmpdir/scmroot/cairo'...
$ git reset --hard 154f1316da2ec7131d22d3f8c0d86a6e15639ce0
HEAD is now at 154f131 Fix a thinko in composite_color_glyphs