$ git clone -n https://src.fedoraproject.org/rpms/rust-uu_echo.git /var/lib/mock/f41-build-819365-151607/root/chroot_tmpdir/scmroot/rust-uu_echo
Cloning into '/var/lib/mock/f41-build-819365-151607/root/chroot_tmpdir/scmroot/rust-uu_echo'...
$ git fetch origin 7cbd47dadbc1c1e57999f4c61fc9bb037c73d80c:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/rust-uu_echo
 * [new ref]         7cbd47dadbc1c1e57999f4c61fc9bb037c73d80c -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 7cbd47d Rebuilt for https://fedoraproject.org/wiki/Fedora_41_Mass_Rebuild