$ git clone -n https://src.fedoraproject.org/rpms/rust-supports-color.git /var/lib/mock/f45-build-45322-822/root/chroot_tmpdir/scmroot/rust-supports-color
Cloning into '/var/lib/mock/f45-build-45322-822/root/chroot_tmpdir/scmroot/rust-supports-color'...
$ git fetch origin 788fd0979372bf07bd0b28a79fe51c565bf29ca9:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/rust-supports-color
 * [new ref]         788fd0979372bf07bd0b28a79fe51c565bf29ca9 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 788fd09 Rebuilt for https://fedoraproject.org/wiki/Fedora_45_Mass_Rebuild