$ git clone -n https://src.fedoraproject.org/rpms/gtk-murrine-engine.git /var/lib/mock/f31-build-50759-27434/root/chroot_tmpdir/scmroot/gtk-murrine-engine
Cloning into '/var/lib/mock/f31-build-50759-27434/root/chroot_tmpdir/scmroot/gtk-murrine-engine'...
$ git reset --hard e67c2ab9ef1bd2e41411e55ec55eb7c7ddf2fc56
HEAD is now at e67c2ab - Rebuilt for https://fedoraproject.org/wiki/Fedora_30_Mass_Rebuild