$ git clone -n https://src.fedoraproject.org/rpms/rust-tealdeer.git /var/lib/mock/f41-build-1187653-22141/root/chroot_tmpdir/scmroot/rust-tealdeer
Cloning into '/var/lib/mock/f41-build-1187653-22141/root/chroot_tmpdir/scmroot/rust-tealdeer'...
$ git fetch origin 1659ec5eebdda8093f8021a22f0b1f701eebba39:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/rust-tealdeer
 * [new ref]         1659ec5eebdda8093f8021a22f0b1f701eebba39 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 1659ec5 Rebuild with Rust 1.78 to fix incomplete debuginfo and backtraces