$ git clone -n https://src.fedoraproject.org/rpms/rust-io-uring0.5.git /var/lib/mock/f45-build-42629-795/root/chroot_tmpdir/scmroot/rust-io-uring0.5
Cloning into '/var/lib/mock/f45-build-42629-795/root/chroot_tmpdir/scmroot/rust-io-uring0.5'...
$ git fetch origin 39797ad8180e929b553bec843e75c1122edf4c06:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/rust-io-uring0.5
 * [new ref]         39797ad8180e929b553bec843e75c1122edf4c06 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 39797ad Rebuilt for https://fedoraproject.org/wiki/Fedora_45_Mass_Rebuild