$ git clone -n https://src.fedoraproject.org/rpms/skychart.git /var/lib/mock/f38-build-side-42-init-devel-1298015-30684/root/chroot_tmpdir/scmroot/skychart
Cloning into '/var/lib/mock/f38-build-side-42-init-devel-1298015-30684/root/chroot_tmpdir/scmroot/skychart'...
$ git fetch origin 6a2e49749833a24daa0dd9a777ffe3d5067d3f7c:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/skychart
 * [new ref]         6a2e49749833a24daa0dd9a777ffe3d5067d3f7c -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 6a2e497 Rebuilt for https://fedoraproject.org/wiki/Fedora_38_Mass_Rebuild