$ git clone -n https://src.fedoraproject.org/rpms/rust-gix-transport.git /var/lib/mock/f40-build-2036778-48056/root/chroot_tmpdir/scmroot/rust-gix-transport
Cloning into '/var/lib/mock/f40-build-2036778-48056/root/chroot_tmpdir/scmroot/rust-gix-transport'...
$ git fetch origin 79fe4396bed85bb5ed5150131f6d5fc119ba0a58:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/rust-gix-transport
 * [new ref]         79fe4396bed85bb5ed5150131f6d5fc119ba0a58 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 79fe439 Update to version 0.38.0