$ git clone -n https://src.fedoraproject.org/rpms/python-pwntools.git /var/lib/mock/f40-build-2214154-52364/root/chroot_tmpdir/scmroot/python-pwntools
Cloning into '/var/lib/mock/f40-build-2214154-52364/root/chroot_tmpdir/scmroot/python-pwntools'...
$ git fetch origin 837816d936f2d341085153529a54b29ae54b6f64:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/python-pwntools
 * [new ref]         837816d936f2d341085153529a54b29ae54b6f64 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 837816d Clean up changelog