$ git clone -n https://src.fedoraproject.org/rpms/kf5-ktextwidgets.git /var/lib/mock/f45-build-14918-465/root/chroot_tmpdir/scmroot/kf5-ktextwidgets
Cloning into '/var/lib/mock/f45-build-14918-465/root/chroot_tmpdir/scmroot/kf5-ktextwidgets'...
$ git fetch origin e28ee7359e2e379b07b8e06068f37124e3c34fd1:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/kf5-ktextwidgets
 * [new ref]         e28ee7359e2e379b07b8e06068f37124e3c34fd1 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at e28ee73 Rebuilt for https://fedoraproject.org/wiki/Fedora_45_Mass_Rebuild