$ git clone -n https://src.fedoraproject.org/rpms/rust-lscolors.git /var/lib/mock/f40-build-2681778-67962/root/chroot_tmpdir/scmroot/rust-lscolors
Cloning into '/var/lib/mock/f40-build-2681778-67962/root/chroot_tmpdir/scmroot/rust-lscolors'...
$ git fetch origin c227471be8849ad169bdb953bc02d79222155a80:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/rust-lscolors
 * [new ref]         c227471be8849ad169bdb953bc02d79222155a80 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at c227471 Update to 0.17.0 (rhbz#2260268)