$ git clone -n https://src.fedoraproject.org/rpms/golang-rsc-qr.git /var/lib/mock/f38-build-side-42-init-devel-918860-28734/root/chroot_tmpdir/scmroot/golang-rsc-qr
Cloning into '/var/lib/mock/f38-build-side-42-init-devel-918860-28734/root/chroot_tmpdir/scmroot/golang-rsc-qr'...
$ git fetch origin 0cb5448afc62caca6062a03213f9c31976193eac:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/golang-rsc-qr
 * [new ref]         0cb5448afc62caca6062a03213f9c31976193eac -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 0cb5448 Rebuilt for https://fedoraproject.org/wiki/Fedora_38_Mass_Rebuild