$ git clone -n https://src.fedoraproject.org/rpms/doxygen.git /var/lib/mock/f31-build-69506-30323/root/chroot_tmpdir/scmroot/doxygen
Cloning into '/var/lib/mock/f31-build-69506-30323/root/chroot_tmpdir/scmroot/doxygen'...
$ git reset --hard b3059010fd1b3a3da7785eaf06400805f95414c8
Checking out files:  72% (163/224)   
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Checking out files: 100% (224/224), done.
HEAD is now at b305901 - Rebuilt for https://fedoraproject.org/wiki/Fedora_31_Mass_Rebuild