$ git clone -n https://src.fedoraproject.org/rpms/rust-rustix.git /var/lib/mock/f40-build-2150814-50899/root/chroot_tmpdir/scmroot/rust-rustix
Cloning into '/var/lib/mock/f40-build-2150814-50899/root/chroot_tmpdir/scmroot/rust-rustix'...
$ git fetch origin 2f404fcf1e63b5d04a2e118bc8da85319eb60efa:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/rust-rustix
 * [new ref]         2f404fcf1e63b5d04a2e118bc8da85319eb60efa -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 2f404fc Update to version 0.38.25; Fixes RHBZ#2249563