$ git clone -n https://src.fedoraproject.org/rpms/golang-modernc-file.git /var/lib/mock/f38-build-side-42-init-devel-659627-26626/root/chroot_tmpdir/scmroot/golang-modernc-file
Cloning into '/var/lib/mock/f38-build-side-42-init-devel-659627-26626/root/chroot_tmpdir/scmroot/golang-modernc-file'...
$ git fetch origin 8f959bb1e3442cd559119ff73ab655deabafaade:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/golang-modernc-file
 * [new ref]         8f959bb1e3442cd559119ff73ab655deabafaade -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 8f959bb Rebuilt for https://fedoraproject.org/wiki/Fedora_38_Mass_Rebuild