$ git clone -n https://src.fedoraproject.org/rpms/golang-github-unknwon-goconfig.git /var/lib/mock/f38-build-side-42-init-devel-987056-29086/root/chroot_tmpdir/scmroot/golang-github-unknwon-goconfig
Cloning into '/var/lib/mock/f38-build-side-42-init-devel-987056-29086/root/chroot_tmpdir/scmroot/golang-github-unknwon-goconfig'...
$ git fetch origin c3fde9f6ef86db8117a69c3b43a71b87de7fadd5:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/golang-github-unknwon-goconfig
 * [new ref]         c3fde9f6ef86db8117a69c3b43a71b87de7fadd5 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at c3fde9f Rebuilt for https://fedoraproject.org/wiki/Fedora_38_Mass_Rebuild