$ git clone -n https://src.fedoraproject.org/rpms/golang-github-nwidger-jsoncolor.git /var/lib/mock/f38-build-side-42-init-devel-658820-26617/root/chroot_tmpdir/scmroot/golang-github-nwidger-jsoncolor
Cloning into '/var/lib/mock/f38-build-side-42-init-devel-658820-26617/root/chroot_tmpdir/scmroot/golang-github-nwidger-jsoncolor'...
$ git fetch origin c2f1766da4f387f81b81ec5e6739d978de0c615d:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/golang-github-nwidger-jsoncolor
 * [new ref]         c2f1766da4f387f81b81ec5e6739d978de0c615d -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at c2f1766 Rebuilt for https://fedoraproject.org/wiki/Fedora_38_Mass_Rebuild