$ git clone -n https://src.fedoraproject.org/rpms/golang-github-hashicorp-immutable-radix.git /var/lib/mock/f38-build-side-42-init-devel-606996-26250/root/chroot_tmpdir/scmroot/golang-github-hashicorp-immutable-radix
Cloning into '/var/lib/mock/f38-build-side-42-init-devel-606996-26250/root/chroot_tmpdir/scmroot/golang-github-hashicorp-immutable-radix'...
$ git fetch origin 99d9fbe6f96151301a443c36ad5913d00adfc8c2:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/golang-github-hashicorp-immutable-radix
 * [new ref]         99d9fbe6f96151301a443c36ad5913d00adfc8c2 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 99d9fbe Rebuilt for https://fedoraproject.org/wiki/Fedora_38_Mass_Rebuild