$ git clone -n https://src.fedoraproject.org/rpms/golang-github-cupcake-rdb.git /var/lib/mock/f38-build-side-42-init-devel-720384-27296/root/chroot_tmpdir/scmroot/golang-github-cupcake-rdb
Cloning into '/var/lib/mock/f38-build-side-42-init-devel-720384-27296/root/chroot_tmpdir/scmroot/golang-github-cupcake-rdb'...
$ git fetch origin 6a45965d53078145eb4f4c1d6d960a0fb7fab89b:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/golang-github-cupcake-rdb
 * [new ref]         6a45965d53078145eb4f4c1d6d960a0fb7fab89b -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 6a45965 Rebuilt for https://fedoraproject.org/wiki/Fedora_38_Mass_Rebuild