$ git clone -n https://src.fedoraproject.org/rpms/PyYAML.git /var/lib/mock/f33-build-260055-51067/root/chroot_tmpdir/scmroot/PyYAML
Cloning into '/var/lib/mock/f33-build-260055-51067/root/chroot_tmpdir/scmroot/PyYAML'...
$ git reset --hard fb49c4f3e2ceca53051d1407b0fa5583893f32b3
HEAD is now at fb49c4f Rebuilt for Python 3.9