$ git clone -n https://src.fedoraproject.org/rpms/rust-termbg.git /var/lib/mock/f40-build-2131027-50796/root/chroot_tmpdir/scmroot/rust-termbg
Cloning into '/var/lib/mock/f40-build-2131027-50796/root/chroot_tmpdir/scmroot/rust-termbg'...
$ git fetch origin 9377245d5392dad653f8d9b4421c2c9dbe407cfc:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/rust-termbg
 * [new ref]         9377245d5392dad653f8d9b4421c2c9dbe407cfc -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 9377245 Update to version 0.4.3; Fixes RHBZ#2174607