$ git clone -n https://src.fedoraproject.org/rpms/rust-ansitok.git /var/lib/mock/f39-build-2182899-51248/root/chroot_tmpdir/scmroot/rust-ansitok
Cloning into '/var/lib/mock/f39-build-2182899-51248/root/chroot_tmpdir/scmroot/rust-ansitok'...
$ git fetch origin 2c8b1d07b0db09d4bb2d2016d233497562a41d1d:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/rust-ansitok
 * [new ref]         2c8b1d07b0db09d4bb2d2016d233497562a41d1d -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 2c8b1d0 Rebuilt for vte 0.13