$ git clone -n https://src.fedoraproject.org/rpms/R-prettycode.git /var/lib/mock/f38-build-side-42-init-devel-743329-27657/root/chroot_tmpdir/scmroot/R-prettycode
Cloning into '/var/lib/mock/f38-build-side-42-init-devel-743329-27657/root/chroot_tmpdir/scmroot/R-prettycode'...
$ git fetch origin 2fdd67866c1c16526cbe6ee54187455e4f1f7cb0:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/R-prettycode
 * [new ref]         2fdd67866c1c16526cbe6ee54187455e4f1f7cb0 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 2fdd678 Rebuilt for https://fedoraproject.org/wiki/Fedora_38_Mass_Rebuild