$ git clone -n https://src.fedoraproject.org/rpms/golang-github-davecgh-xdr.git /var/lib/mock/f39-build-1442328-32451/root/chroot_tmpdir/scmroot/golang-github-davecgh-xdr
Cloning into '/var/lib/mock/f39-build-1442328-32451/root/chroot_tmpdir/scmroot/golang-github-davecgh-xdr'...
$ git fetch origin d0c1eab66b5988864ddce3d8a9f719391fbb865b:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/golang-github-davecgh-xdr
 * [new ref]         d0c1eab66b5988864ddce3d8a9f719391fbb865b -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at d0c1eab Rebuilt for https://fedoraproject.org/wiki/Fedora_39_Mass_Rebuild