$ git clone -n https://src.fedoraproject.org/rpms/rust-termsize.git /var/lib/mock/f45-build-45373-822/root/chroot_tmpdir/scmroot/rust-termsize
Cloning into '/var/lib/mock/f45-build-45373-822/root/chroot_tmpdir/scmroot/rust-termsize'...
$ git fetch origin 62aeacc9dec2521a0671581b1a0f1f8986fc4f01:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/rust-termsize
 * [new ref]         62aeacc9dec2521a0671581b1a0f1f8986fc4f01 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 62aeacc Rebuilt for https://fedoraproject.org/wiki/Fedora_45_Mass_Rebuild