dpkg-buildpackage -rfakeroot -us -uc -ui -i -I dpkg-buildpackage: info: source package doomseeker dpkg-buildpackage: info: source version 1.2-1 dpkg-buildpackage: info: source distribution unstable dpkg-buildpackage: info: source changed by Linda Lapinlampi dpkg-source -i -I --before-build doomseeker-1.2 dpkg-buildpackage: info: host architecture amd64 fakeroot debian/rules clean dh clean dh_auto_clean dh_clean dpkg-source -i -I -b doomseeker-1.2 dpkg-source: info: using source format '3.0 (quilt)' dpkg-source: info: building doomseeker using existing ./doomseeker_1.2.orig.tar.xz dpkg-source: info: local changes detected, the modified files are: doomseeker-1.2/src/core/CMakeFileListing.cmake dpkg-source: error: aborting due to unexpected upstream changes, see /tmp/doomseeker_1.2-1.diff.SXMVES dpkg-source: info: you can integrate the local changes with dpkg-source --commit dpkg-buildpackage: error: dpkg-source -i -I -b doomseeker-1.2 subprocess returned exit status 2