$ git clone -n https://src.fedoraproject.org/rpms/xournal.git /var/lib/mock/f31-build-61100-28823/root/chroot_tmpdir/scmroot/xournal
Cloning into '/var/lib/mock/f31-build-61100-28823/root/chroot_tmpdir/scmroot/xournal'...
$ git reset --hard b478b745252cd2ec950df08124dc1ce1058d594b
HEAD is now at b478b74 - Rebuilt for https://fedoraproject.org/wiki/Fedora_30_Mass_Rebuild