$ git clone -n https://src.fedoraproject.org/rpms/rust-gix-transport.git /var/lib/mock/f41-build-side-1-2954380-35544/root/chroot_tmpdir/scmroot/rust-gix-transport
Cloning into '/var/lib/mock/f41-build-side-1-2954380-35544/root/chroot_tmpdir/scmroot/rust-gix-transport'...
$ git fetch origin 83b7039fcac4639be7862491cda7e69ad57e95eb:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/rust-gix-transport
 * [new ref]         83b7039fcac4639be7862491cda7e69ad57e95eb -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 83b7039 Update to version 0.42.3 (rhbz#2307403)