$ git clone -n https://src.fedoraproject.org/rpms/keyrings-filesystem.git /var/lib/mock/f40-build-2292478-56140/root/chroot_tmpdir/scmroot/keyrings-filesystem
Cloning into '/var/lib/mock/f40-build-2292478-56140/root/chroot_tmpdir/scmroot/keyrings-filesystem'...
$ git fetch origin 0224983df90e13e49ea3853a8ee2154961759f59:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/keyrings-filesystem
 * [new ref]         0224983df90e13e49ea3853a8ee2154961759f59 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 0224983 Rebuilt for https://fedoraproject.org/wiki/Fedora_40_Mass_Rebuild