$ git clone -n https://src.fedoraproject.org/rpms/golang-github-zmap-rc2.git /var/lib/mock/f39-build-1442889-32515/root/chroot_tmpdir/scmroot/golang-github-zmap-rc2
Cloning into '/var/lib/mock/f39-build-1442889-32515/root/chroot_tmpdir/scmroot/golang-github-zmap-rc2'...
$ git fetch origin db4c4e1be9795769d271c6c94f325da9085497ae:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/golang-github-zmap-rc2
 * [new ref]         db4c4e1be9795769d271c6c94f325da9085497ae -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at db4c4e1 Rebuilt for https://fedoraproject.org/wiki/Fedora_39_Mass_Rebuild