$ git clone -n https://src.fedoraproject.org/rpms/rust-inout0.1.git /var/lib/mock/f45-build-42601-795/root/chroot_tmpdir/scmroot/rust-inout0.1
Cloning into '/var/lib/mock/f45-build-42601-795/root/chroot_tmpdir/scmroot/rust-inout0.1'...
$ git fetch origin a0daccf916e505a8bf5710df1c4da8425dff13fb:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/rust-inout0.1
 * [new ref]         a0daccf916e505a8bf5710df1c4da8425dff13fb -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at a0daccf Rebuilt for https://fedoraproject.org/wiki/Fedora_45_Mass_Rebuild