$ git clone -n https://src.fedoraproject.org/rpms/rust-libudev-sys.git /var/lib/mock/f40-build-2714065-72238/root/chroot_tmpdir/scmroot/rust-libudev-sys
Cloning into '/var/lib/mock/f40-build-2714065-72238/root/chroot_tmpdir/scmroot/rust-libudev-sys'...
$ git fetch origin 90a0a937023bd307bad4fe63d6be53cb337b4977:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/rust-libudev-sys
 * [new ref]         90a0a937023bd307bad4fe63d6be53cb337b4977 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 90a0a93 Rebuilt for https://fedoraproject.org/wiki/Fedora_40_Mass_Rebuild