$ git clone -n https://src.fedoraproject.org/rpms/rust-env_logger0.9.git /var/lib/mock/f38-build-side-43-rust-devel-1414631-31450/root/chroot_tmpdir/scmroot/rust-env_logger0.9
Cloning into '/var/lib/mock/f38-build-side-43-rust-devel-1414631-31450/root/chroot_tmpdir/scmroot/rust-env_logger0.9'...
$ git fetch origin caa2c273d1e538d7f3b51576d984d6fec254cc51:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/rust-env_logger0.9
 * [new ref]         caa2c273d1e538d7f3b51576d984d6fec254cc51 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at caa2c27 Initial import (env_logger 0.9 compat package)