$ git clone -n https://src.fedoraproject.org/rpms/rvm.git /var/lib/mock/f40-build-807209-145177/root/chroot_tmpdir/scmroot/rvm
Cloning into '/var/lib/mock/f40-build-807209-145177/root/chroot_tmpdir/scmroot/rvm'...
$ git fetch origin 5b902ed75417d56d1475d3cad31a1dd0ba6ae8a9:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/rvm
 * [new ref]         5b902ed75417d56d1475d3cad31a1dd0ba6ae8a9 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 5b902ed Rebuilt for https://fedoraproject.org/wiki/Fedora_40_Mass_Rebuild