$ git clone -n https://src.fedoraproject.org/rpms/python-debian-inspector.git /var/lib/mock/f39-build-1944218-43191/root/chroot_tmpdir/scmroot/python-debian-inspector
Cloning into '/var/lib/mock/f39-build-1944218-43191/root/chroot_tmpdir/scmroot/python-debian-inspector'...
$ git fetch origin 1749c81d0aaaf769adf8b969a4d22d26f5cdebd9:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/python-debian-inspector
 * [new ref]         1749c81d0aaaf769adf8b969a4d22d26f5cdebd9 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 1749c81 Initial import