$ git clone -n https://src.fedoraproject.org/rpms/python-w3lib.git /var/lib/mock/f45-build-33599-671/root/chroot_tmpdir/scmroot/python-w3lib
Cloning into '/var/lib/mock/f45-build-33599-671/root/chroot_tmpdir/scmroot/python-w3lib'...
$ git fetch origin 9dfb76cd82017587c27bf603c4bf3ce246450ac3:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/python-w3lib
 * [new ref]         9dfb76cd82017587c27bf603c4bf3ce246450ac3 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 9dfb76c Rebuilt for https://fedoraproject.org/wiki/Fedora_45_Mass_Rebuild